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Year 12 Maths - Methods (Unit 3 & Unit 4) Algebra and equations

Inverse functions and existence conditions

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Questions
Question 1
198819

Consider the function \(f(x)=x+4\).

(i) Find \(f(3)\).
(ii) State the rule of the inverse function \(f^{-1}\).
Part a:
7
1 mark
Part b:
A.
\(x-4\)
Correct
B.
\(x+4\)
C.
\(4-x\)
D.
\(\dfrac{x}{4}\)

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