| Exam Board | CAIE |
|---|
| Module | P1 (Pure Mathematics 1) |
|---|
| Year | 2020 |
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| Session | Specimen |
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| Topic | Composite & Inverse Functions |
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2 Fn tin f adg re d fie dy
$$\begin{aligned}
& \mathrm { f } : x \mapsto 3 x + 2 \quad x \in \mathbb { R }
& \operatorname { g } \quad x \mapsto 4 x - 2 \quad x \in \mathbb { R }
\end{aligned}$$
Sb th equ tiff \({ } ^ { - 1 } ( x ) = g ( x )\).