Skip to content

Course home

1.7 Differentiation

1.7 Differentiation

EasyMediumHard
12345678910
Question 8

The curve C C\,C has equation y=g(x)y = g(x)y=g(x), where g(x)g(x)g(x) is a cubic expression.

It is given that

the coefficient of x3 x^3\,x3 in g(x)g(x)g(x) is 1

C C\,C passes through the origin

C C\,C has a stationary point at (2,−4)(2, -4)(2,−4)

a.

Find g(x)g(x)g(x).

[5]
b.

Prove that the stationary point at (2,−4)(2, -4)(2,−4) is a minimum.

[2]
Markscheme

1.7 Differentiation Questions

  1. A Level
  2. /Maths
  3. /1.7 Differentiation

43 exam-style questions on WJEC A Level Maths 1.7 Differentiation, covering 1.7.1 Differentiation, 1.7.2 Differentiation, 1.7.3 Differentiation, 1.7.4 Differentiation, 1.7.5 Differentiation, and 1.7.6 Differentiation. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank