For $y=(x-1)(x-5),$ find: both $x$-intercepts and the $y$-intercept; the axis of symmetry

Question

For $y=(x-1)(x-5),$ find: both $x$-intercepts and the $y$-intercept; the axis of symmetry and turning point; the minimum value of $y$. Sketch the graph.

Accepted Answer

(a) Intercepts $(1,0),(5,0),(0,5)$; (b) Axis $x=3$; Vertex $(3,-4)$; (c) Minimum $-4$.

Quadratic Functions, Equations and Inequalities

Quadratic Functions, Equations and Inequalities

Solution:

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