February/March 2026 Paper 12

2026 · 11 questions · 21 parts · 75 marks

0/75 marks

0Correct0Partial0Wrong21Unattempted

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Context for question 4

The function

f

is defined by

f (x) = \frac{2 x + 1}{x - 3}

for

x < 3

.

4(a)Functions Composites InversesMedium3 marks

Find an expression for

f^{- 1} (x)

.

Show your method

0 words

f^{- 1} (x) =

4(b)Functions Composites InversesMedium3 marks

Given that

ff (x) \equiv \frac{p x + q}{r + s x},

find the possible values of the integers

p

,

q

,

r

and

s

.

Show your method

0 words

ff (x) =