A Math

A Math (IGCSE)

E Math

E Math (IGCSE)

H1 Math

H2 Math

IB AA HL Math

IB AA SL Math

IB AI HL Math

IB AI SL Math

IP Math

N(A) A Math

N(A) E Math

PSLE

PSLE Foundation Mathematics

<p>The diagram shows the graph of $y = x^2 - x - 5$ for&nbsp;$-3 \le x \le 4$.<br>Use the graph to answer the following questions. Present your solutions on the next page.</p>
<div class="content-block"><figure class="question-figure aligncenter" style="text-align: center;"><img src="https://vocwkpgapvksartxhhor.supabase.co/storage/v1/object/sign/question-images/pasted/1769516562543-yh7ojfj8sr.png?token=eyJraWQiOiJiZTM3ZjNhZS05OWM4LTQ5ZGQtYjRiNS1iMTBhYmJhNjY5MWYiLCJhbGciOiJIUzI1NiJ9.eyJ1cmwiOiJxdWVzdGlvbi1pbWFnZXMvcGFzdGVkLzE3Njk1MTY1NjI1NDMteWg3b2pmajhzci5wbmciLCJzY29wZSI6ImRvd25sb2FkIiwiaWF0IjoxNzkyODY3NzY0LCJleHAiOjE3OTI4NjgwNjR9.nq2OpCqU7Y4re5mXzq-ngufsfbVydJI16vUMNeb2z8Q" style="max-width: min(600px, 100%); height: auto; display: block;" class="aligncenter custom-width" /></figure></div>
<ol class="i-list"><li><div class="list-item-paragraph"><strong>Using the above graph,</strong></div><ol class="abc-list"><li><div class="list-item-content"><span class="list-item-text">find the value of $y$ when&nbsp;$x = 3$</span><span class="inline-marks">[1]</span></div></li><li><div class="list-item-content"><span class="list-item-text">write down the coordinates of the turning point,</span><span class="inline-marks">[1]</span></div></li><li><div class="list-item-content"><span class="list-item-text">write down the equation of the line of symmetry,</span><span class="inline-marks">[1]</span></div></li><li><div class="list-item-content"><span class="list-item-text">estimate the solutions of the equation $x^2 - x - 5 = 0$.</span><span class="inline-marks">[1]</span></div></li></ol></li><li><div class="list-item-content"><span class="list-item-text">A suitable straight line is to be drawn on the same diagram to solve the equation $x^2 - 3x - 2 = 0$.</span></div><ol class="abc-list"><li><div class="list-item-content"><span class="list-item-text">State the equation of the straight line to be drawn.</span><span class="inline-marks">[1]</span></div></li><li><div class="list-item-content"><span class="list-item-text">Explain how the straight line in <strong>(ii)(a)</strong> drawn on the graph can lead to an estimation of the solution(s) to the equation $x^2 - 3x - 2 = 0$.</span><span class="inline-marks">[1]</span></div></li><li><div class="list-item-content"><span class="list-item-text">Hence solve $x^2 - 3x - 2 = 0$ graphically.</span><span class="inline-marks">[1]</span></div></li></ol></li></ol>

The diagram shows the graph of $y = x^2 - x - 5$ for $-3 \le x \le 4$.
Use the graph to answer the following questions. Present your solutions on the next page.

A suitable straight line is to be drawn on the same diagram to solve the equation $x^2 - 3x - 2 = 0$.

Solving Quadratic Equations Graphically

Maximum and Minimum Values of General Quadratic Functions

Interpreting Quadratic Graphs

IP2 Class Test (May 2025) Q10 (2024 RGS Y2 CBA1 Q5)

Quadratic Functions, Equations and Inequalities

<p><strong>Answer the whole of this question on a sheet of graph paper.</strong></p>
<p>Copy and complete the following table of values for&nbsp;$y=25+4x-2{{x}^{2}}$.</p>
<div class="content-block content-block--table"><div class="table-container"><table style="table-layout: fixed; width: 500px;"><colgroup><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"></colgroup><thead><tr><th style="text-align: center; --cell-justify: center"><p><em>$x$</em></p></th><th style="text-align: center; --cell-justify: center"><p>$-3$</p></th><th style="text-align: center; --cell-justify: center"><p>$-2$</p></th><th style="text-align: center; --cell-justify: center"><p>$-1$</p></th><th style="text-align: center; --cell-justify: center"><p>$0$</p></th><th style="text-align: center; --cell-justify: center"><p>$1$</p></th><th style="text-align: center; --cell-justify: center"><p>$2$</p></th><th style="text-align: center; --cell-justify: center"><p>$3$</p></th><th style="text-align: center; --cell-justify: center"><p>$4$</p></th><th style="text-align: center; --cell-justify: center"><p>$5$</p></th></tr></thead><tbody><tr><td style="text-align: center; --cell-justify: center"><p><em>$y$</em></p></td><td style="text-align: center; --cell-justify: center"><p>$-5$</p></td><td style="text-align: center; --cell-justify: center"><p>$9$</p></td><td style="text-align: center; --cell-justify: center"><p>$a$</p></td><td style="text-align: center; --cell-justify: center"><p>$25$</p></td><td style="text-align: center; --cell-justify: center"><p>$27$</p></td><td style="text-align: center; --cell-justify: center"><p>$25$</p></td><td style="text-align: center; --cell-justify: center"><p>$19$</p></td><td style="text-align: center; --cell-justify: center"><p>$9$</p></td><td style="text-align: center; --cell-justify: center"><p>$-5$</p></td></tr></tbody></table></div></div>
<ol class="abc-list"><li><div class="list-item-paragraph">Find the value of $a$.</div></li><li><div class="list-item-paragraph">Using a scale of $2$ cm to represent $1$ unit on the $x$-axis and $2$ cm to represent $5$ units on the $y$-axis, draw the graph of $y=25+4x-2{{x}^{2}}$. <br></div></li><li><div class="list-item-paragraph">Use your graph to estimate the <strong>solutions</strong> for the equation $25+4x-2{{x}^{2}}=0$.</div></li><li><div class="list-item-paragraph">By drawing a suitable straight line, estimate the <strong>solutions</strong> for the equation</div><ol class="i-list"><li><div class="list-item-paragraph">$25+4x-2{{x}^{2}}=17.5$,</div></li><li><div class="list-item-paragraph">$25+4x-2{{x}^{2}}=-3$.</div></li></ol></li></ol>

**Answer the whole of this question on a sheet of graph paper.**

Copy and complete the following table of values for $y=25+4x-2{{x}^{2}}$.

Sketching Quadratic Graphs

Graphical Solution of Quadratic Function

Functions and Graphs

<p>A ball is thrown upwards from the top of a building.  </p>
<p>Its height, $h$ metres, from the ground at time, $t$ seconds, is given by the equation $h=32+8t-4{{t}^{2}}$.</p>
<p>Some corresponding values of $h$ and $t$ are given in the table below.</p>
<div class="content-block content-block--table"><div class="table-container"><table style="table-layout: fixed; width: 300px;"><colgroup><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"></colgroup><thead><tr style="height: 23px;"><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p><em>$t$</em></p></th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p>$0$</p></th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p>$1$</p></th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p>$2$</p></th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p>$3$</p></th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p>$4$</p></th></tr></thead><tbody><tr style="height: 23px;"><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p><em>$h$</em></p></td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p>$32$</p></td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p>$36$</p></td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p><em>$a$</em></p></td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p><em>$b$</em></p></td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center"><p>$0$</p></td></tr></tbody></table></div></div>
<ol class="abc-list"><li><div class="list-item-paragraph">Find the values of $a$ and $b$ in the table below.</div></li><li><div class="list-item-paragraph">Using a scale of 2 cm to 1 unit on the horizontal $x$-axis and 2 cm to 5 units on the<br>vertical $y$-axis, draw the graph of $h=32+8t-4{{t}^{2}}$ for&nbsp;$0\le t\le 4$.<br></div></li><li><div class="list-item-paragraph">Using your graph,</div><ol class="i-list"><li><div class="list-item-paragraph">write down the height of the building,</div></li><li><div class="list-item-paragraph">find the maximum height of the ball from the ground,</div></li><li><div class="list-item-paragraph">determine at what time(s) is the ball 18 m from the ground.</div></li></ol></li></ol>

A ball is thrown upwards from the top of a building.  

Its height, $h$ metres, from the ground at time, $t$ seconds, is given by the equation $h=32+8t-4{{t}^{2}}$.

Some corresponding values of $h$ and $t$ are given in the table below.

Applications of Quadratic Functions and Equations

Quadratic Graphs in Real-Life Contexts

<p>The variables $x$ and $y$ are connected by the equation</p>
<p style="text-align: center">$y=-{{x}^{2}}+3x-1$</p>
<p>Some corresponding values of $x$ and $y$ are given in the table below.</p>
<div class="content-block content-block--table"><div class="table-container"><table style="table-layout: fixed; width: 350px;"><colgroup><col style="width: 14.2857%;"><col style="width: 14.2857%;"><col style="width: 14.2857%;"><col style="width: 14.2857%;"><col style="width: 14.2857%;"><col style="width: 14.2857%;"><col style="width: 14.2857%;"></colgroup><thead><tr><th style="text-align: center; --cell-justify: center"><p>$x$</p></th><th style="text-align: center; --cell-justify: center"><p>$-1$</p></th><th style="text-align: center; --cell-justify: center"><p>$0$</p></th><th style="text-align: center; --cell-justify: center"><p>$1$</p></th><th style="text-align: center; --cell-justify: center"><p>$2$</p></th><th style="text-align: center; --cell-justify: center"><p>$3$</p></th><th style="text-align: center; --cell-justify: center"><p>$4$</p></th></tr></thead><tbody><tr><td style="text-align: center; --cell-justify: center"><p>$y$</p></td><td style="text-align: center; --cell-justify: center"><p>$-5$</p></td><td style="text-align: center; --cell-justify: center"><p>$-1$</p></td><td style="text-align: center; --cell-justify: center"><p>$1$</p></td><td style="text-align: center; --cell-justify: center"><p>$p$</p></td><td style="text-align: center; --cell-justify: center"><p>$-1$</p></td><td style="text-align: center; --cell-justify: center"><p>$-5$</p></td></tr></tbody></table></div></div>
<ol class="abc-list"><li data-list-item-id="item-1765446516434-90cqn7ys8" data-list-item-path="item-1765446516434-90cqn7ys8"><div class="list-item-paragraph">Calculate the value of $p$.</div></li><li data-list-item-id="item-1765446517319-s1yqru1l3" data-list-item-path="item-1765446517319-s1yqru1l3"><div class="list-item-paragraph">Using a scale of 2 cm to 1 unit, draw a horizontal $x$-axis for&nbsp;$-1\le x\le 4$ and a vertical $y$-axis $-5\le y\le 2$.</div><div class="list-item-paragraph">On your axes, plot the points given in the table and join them smoothly.</div></li><li data-list-item-id="item-1765446518084-et7jzsecr" data-list-item-path="item-1765446518084-et7jzsecr"><div class="list-item-paragraph">Use your graph to find the solutions of the equation $-{{x}^{2}}+3x+1=0$.</div></li></ol>

The variables $x$ and $y$ are connected by the equation

Some corresponding values of $x$ and $y$ are given in the table below.

Graphing a Quadratic Function

<p><strong>Answer the whole of this question on a single sheet of graph paper.</strong></p>
<p>The variables $x$ and $y$ are connected by the equation</p>
<p style="text-align: center">$y=2{{x}^{2}}-x-5$</p>
<p>Some corresponding values of $x$ and $y$ are given in the table below.</p>
<div class="content-block content-block--table"><div class="table-container"><table style="table-layout: fixed; width: 350px;"><colgroup><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"></colgroup><thead><tr><th style="text-align: center; --cell-justify: center"><p>$x$</p></th><th style="text-align: center; --cell-justify: center"><p>$-2$</p></th><th style="text-align: center; --cell-justify: center"><p>$-1$</p></th><th style="text-align: center; --cell-justify: center"><p>$0$</p></th><th style="text-align: center; --cell-justify: center"><p>$1$</p></th><th style="text-align: center; --cell-justify: center"><p>$2$</p></th><th style="text-align: center; --cell-justify: center"><p>$3$</p></th></tr></thead><tbody><tr><td style="text-align: center; --cell-justify: center"><p>$y$</p></td><td style="text-align: center; --cell-justify: center"><p>$5$</p></td><td style="text-align: center; --cell-justify: center"><p>$a$</p></td><td style="text-align: center; --cell-justify: center"><p>$-5$</p></td><td style="text-align: center; --cell-justify: center"><p>$-4$</p></td><td style="text-align: center; --cell-justify: center"><p>$1$</p></td><td style="text-align: center; --cell-justify: center"><p>$10$</p></td></tr></tbody></table></div></div>
<ol class="abc-list"><li><div class="list-item-paragraph">Calculate the value of $a$.</div></li><li><div class="list-item-paragraph">	Using a scale of 2 cm to 1 unit, draw a horizontal $x$-axis for&nbsp;$-2\le x\le 3$ and a scale of 1 cm to 1 unit, draw a vertical $y$-axis $-5\le y\le 10$.</div><div class="list-item-paragraph">On your axes, plot the points given in the table and join them smoothly.</div></li><li><div class="list-item-paragraph">Use your graph to find the solutions of the equation $2{{x}^{2}}-x-5=0$.</div></li></ol>

**Answer the whole of this question on a single sheet of graph paper.**

The variables $x$ and $y$ are connected by the equation

Some corresponding values of $x$ and $y$ are given in the table below.

Quadratic Graphs

<p><strong>Answer the whole of this question on a sheet of graph paper.</strong></p>
<p>The variables $x$ and $y$ are connected by the equation $y=-3{{x}^{2}}+2x+8$.</p>
<p>Some corresponding values are given in the following table.</p>
<div class="content-block content-block--table"><div class="table-container"><table><thead><tr><th style="text-align: left; --cell-justify: flex-start">$x$</th><th style="text-align: left; --cell-justify: flex-start">$-3$</th><th style="text-align: left; --cell-justify: flex-start">$-2$</th><th style="text-align: left; --cell-justify: flex-start">$-1$</th><th style="text-align: left; --cell-justify: flex-start">$0$</th><th style="text-align: left; --cell-justify: flex-start">$1$</th><th style="text-align: left; --cell-justify: flex-start">$2$</th><th style="text-align: left; --cell-justify: flex-start">$3$</th><th style="text-align: left; --cell-justify: flex-start">$4$</th></tr></thead><tbody><tr><td style="text-align: left; --cell-justify: flex-start">$y$</td><td style="text-align: left; --cell-justify: flex-start">$-25$</td><td style="text-align: left; --cell-justify: flex-start">${a}$</td><td style="text-align: left; --cell-justify: flex-start">$3$</td><td style="text-align: left; --cell-justify: flex-start">$8$</td><td style="text-align: left; --cell-justify: flex-start">$7$</td><td style="text-align: left; --cell-justify: flex-start">$0$</td><td style="text-align: left; --cell-justify: flex-start">$-13$</td><td style="text-align: left; --cell-justify: flex-start">$-32$</td></tr></tbody></table></div></div>
<ol class="abc-list"><li><div class="list-item-paragraph">Calculate the value of $a$.</div></li><li><div class="list-item-paragraph">Using a scale of $2$ cm to represent $1$ unit on the $x$-axis and $2$ cm to represent $5$ units on the $y$-axis, draw the graph of $y=-3{{x}^{2}}+2x+8$ for $-3\le x\le 4$.</div></li><li><div class="list-item-paragraph">Using your graph, find the</div><ol class="i-list"><li><div class="list-item-paragraph">solutions to the equation $-3{{x}^{2}}+2x+8=0$,</div></li><li><div class="list-item-paragraph">coordinates of the turning point,</div></li><li><div class="list-item-paragraph">the equation of the line of symmetry.</div></li></ol></li><li><div class="list-item-paragraph">By drawing a suitable line, find the solutions to the equations</div><ol class="i-list"><li><div class="list-item-paragraph">$-3{{x}^{2}}+2x+8=-15$,</div></li><li><div class="list-item-paragraph">$-3{{x}^{2}}+2x+8=x+2$.</div></li></ol></li></ol>

The variables $x$ and $y$ are connected by the equation $y=-3{{x}^{2}}+2x+8$.

Some corresponding values are given in the following table.

Quadratic Graph: Table of Values, Turning Point, and Symmetry

<p><strong>Answer the whole of this question on a sheet of graph paper.</strong></p>
<p>The variables $x$ and $y$ are connected by the equation $y=4-3x-{{x}^{2}}$.</p>
<p>The table below shows some values of $x$ and the corresponding values of $y$.</p>
<div class="content-block content-block--table"><div class="table-container"><table style="table-layout: fixed; width: 400px;"><colgroup><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"><col style="width: 50px;"></colgroup><thead><tr style="height: 23px;"><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$x$</th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$-4$</th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$-3$</th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$-2$</th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$-1$</th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$0$</th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$1$</th><th style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$2$</th></tr></thead><tbody><tr style="height: 23px;"><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$y$</td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$0$</td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$p$</td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$6$</td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$q$</td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$4$</td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$0$</td><td style="height: 23px; min-height: 23px; text-align: center; --cell-justify: center">$-6$</td></tr></tbody></table></div></div>
<ol class="abc-list"><li><div class="list-item-paragraph">Calculate the values of $p$ and $q$.</div></li><li><div class="list-item-paragraph">Using a scale of $2$ cm to represent $1$ unit on the horizontal $x$-axis and $1$ cm to represent $1$ unit on the vertical $y$-axis, draw the graph of $y=4-3x-{{x}^{2}}$ for&nbsp;$-4\le x\le 2$.<br></div></li><li><div class="list-item-paragraph">From the graph, find the</div><ol class="i-list"><li><div class="list-item-paragraph">values of $x$ when&nbsp;$y=3$,</div></li><li><div class="list-item-paragraph">maximum value of $y$.</div></li></ol></li><li><div class="list-item-paragraph">By drawing a suitable tangent, find the gradient of the graph at the point where&nbsp;$x=-1$.</div></li></ol>

The variables $x$ and $y$ are connected by the equation $y=4-3x-{{x}^{2}}$.

The table below shows some values of $x$ and the corresponding values of $y$.

Estimating Gradients from Tangents

Quadratic Graph: Table of Values and Curve Sketching

<p><strong>Answer the whole of this question on a sheet of graph paper.</strong></p>
<p>The table below gives some $x$ and $y$ values of the equation $y=-{{x}^{2}}-2x+5$.</p>
<div class="content-block content-block--table"><div class="table-container"><table style="width: 100%;"><thead><tr><th style="text-align: center; --cell-justify: center">$x$</th><th style="text-align: center; --cell-justify: center">$-4$</th><th style="text-align: center; --cell-justify: center">$-3$</th><th style="text-align: center; --cell-justify: center">$-2$</th><th style="text-align: center; --cell-justify: center">$-1$</th><th style="text-align: center; --cell-justify: center">$0$</th><th style="text-align: center; --cell-justify: center">$1$</th><th style="text-align: center; --cell-justify: center">$2$</th><th style="text-align: center; --cell-justify: center">$3$</th></tr></thead><tbody><tr><td style="text-align: center; --cell-justify: center">$y$</td><td style="text-align: center; --cell-justify: center">$-3$</td><td style="text-align: center; --cell-justify: center">$2$</td><td style="text-align: center; --cell-justify: center">$5$</td><td style="text-align: center; --cell-justify: center">$6$</td><td style="text-align: center; --cell-justify: center">$5$</td><td style="text-align: center; --cell-justify: center">$2$</td><td style="text-align: center; --cell-justify: center">$-3$</td><td style="text-align: center; --cell-justify: center">$a$</td></tr></tbody></table></div></div>
<ol class="abc-list"><li data-list-item-id="item-1764821548022-tolsihaq5" data-list-item-path="item-1764821548022-tolsihaq5"><div class="list-item-paragraph">Find the value of $a$.</div></li><li data-list-item-id="item-1764821549350-bxmbrktn5" data-list-item-path="item-1764821549350-bxmbrktn5"><div class="list-item-paragraph">Taking $2$cm to represent $1$ unit on the $x$-axis and $1$ cm to represent $1$ unit on the $y$-axis, draw the graph of $y=-{{x}^{2}}-2x+5$ for&nbsp;$-4\le x\le 3$.</div></li><li data-list-item-id="item-1764821551172-ogssx8u5p" data-list-item-path="item-1764821551172-ogssx8u5p"><div class="list-item-paragraph">Use your graph to find </div><ol class="i-list"><li data-list-item-id="subitem-1764821581990-joaiotvsy" data-list-item-path="item-1764821551172-ogssx8u5p/subitem-1764821581990-joaiotvsy"><div class="list-item-paragraph">the coordinates of the maximum point,</div></li><li data-list-item-id="subitem-1764821590105-wndn72ho5" data-list-item-path="item-1764821551172-ogssx8u5p/subitem-1764821590105-wndn72ho5"><div class="list-item-paragraph">the value of $y$ when&nbsp;$x=-1.5$,</div></li><li data-list-item-id="subitem-1764821593600-ny5qlm1qd" data-list-item-path="item-1764821551172-ogssx8u5p/subitem-1764821593600-ny5qlm1qd"><div class="list-item-paragraph">the values of $x$ when&nbsp;$y=4$,</div></li><li data-list-item-id="subitem-1764821595857-yp0p2gjxc" data-list-item-path="item-1764821551172-ogssx8u5p/subitem-1764821595857-yp0p2gjxc"><div class="list-item-paragraph">the equation of the line of symmetry.</div></li></ol></li><li data-list-item-id="item-1764821552102-xe2sxdpbm" data-list-item-path="item-1764821552102-xe2sxdpbm"><div class="list-item-paragraph">By drawing a suitable line, find the solutions to the equations</div><ol class="i-list"><li data-list-item-id="subitem-1764821618739-7fj6xx1ry" data-list-item-path="item-1764821552102-xe2sxdpbm/subitem-1764821618739-7fj6xx1ry"><div class="list-item-paragraph">$-{{x}^{2}}-2x-3=0$,</div></li><li data-list-item-id="subitem-1764821621132-7hhpx1b60" data-list-item-path="item-1764821552102-xe2sxdpbm/subitem-1764821621132-7hhpx1b60"><div class="list-item-paragraph">$-{{x}^{2}}-x+7=0$.</div></li></ol></li></ol>

The table below gives some $x$ and $y$ values of the equation $y=-{{x}^{2}}-2x+5$.

Math Question Bank