Skip to content

Course home

Sign up

3.1 Algebra and functions (A-level only)

EasyMediumHard
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192
Question 32

The function f f\,f is defined by

f(x)=1+ln⁡(4x+1),x∈R,x>−0.25 f(x) = 1 + \ln(4x + 1), \quad x \in \mathbb{R}, x > -0.25 f(x)=1+ln(4x+1),x∈R,x>−0.25
a.

Find the exact value of ff(0)ff(0)ff(0)

[2]
b.

Find an expression for f−1(x)f^{-1}(x)f−1(x)

[3]
Markscheme

3.1 Algebra and functions (A-level only) Questions

  1. A Level
  2. /Maths
  3. /3.1 Algebra and functions (A-level only)

281 exam-style questions on CCEA A Level Maths 3.1 Algebra and functions (A-level only), covering 3.1.1 Algebra and functions (A-level only), 3.1.2 Algebra and functions (A-level only), 3.1.3 Algebra and functions (A-level only), 3.1.4 Algebra and functions (A-level only), 3.1.5 Algebra and functions (A-level only), 3.1.6 Algebra and functions (A-level only), 3.1.7 Algebra and functions (A-level only), 3.1.8 Algebra and functions (A-level only), 3.1.9 Algebra and functions (A-level only), and 3.1 Algebra and functions (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

Question bank