# A function f is such that f(x) = 3x 2 - 1 for - 10 x 8. a. Find the range of f. b. Write down a suitable domain for f for which f -1 exists.

A function f is such that f(x) = 3x^{2} - 1 for - 10 ≤ x ≤ 8.

a. Find the range of f.

b. Write down a suitable domain for f for which f^{-1} exists.

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**Related Book For**

## Cambridge IGCSE And O Level Additional Mathematics Coursebook

**ISBN:** 9781108411660

2nd Edition

**Authors:** Sue Pemberton

**Question Details**

Chapter #

**1**Section: Exercise 1.8

Problem: 4

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