The graph shows $y=x^2-2x+2$. Draw a tangent at the point where $x=2$ and use it to estimat

Question

The graph shows $y=x^2-2x+2$. Draw a tangent at the point where $x=2$ and use it to estimate the gradient there. Show the two points used on your tangent.[4]

Accepted Answer

Approximately 2 (accept 1.8–2.2 with a reasonable tangent).

A tangent to a quadratic curve

A tangent to a quadratic curve

Solution:

Solution locked