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Inverse and Composite Functions

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Question 26

The function f f\,f is defined such that

f(x)=x2−1 f(x) = x^2 - 1 f(x)=x2−1
a.

Find an expression for f(x−2)f(x - 2)f(x−2)

[2]
b.

Hence solve: f(x−2)=0f(x - 2) = 0f(x−2)=0

[2]

Inverse and Composite Functions Questions

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