Gradients, Tangents & Normals (AQA A-Level Mathematics): Quizzes

Touches curve only once at that point

Its tangent at that point

Find gradient function $\frac{dy}{dx}$

$9$

$3$

Negative reciprocal of tangent

$-\frac{1}{17}$

$y = 9x - 6$

$17$

$15x^{\frac{3}{2}}$