Question: Suppose f ( x ) = 2 x 2 - 1 and g ( x ) = x + 1 What is ( a )

Suppose f(x)=2x2-1 and g(x)=x+1
What is
(a)f-1(x)
(b)f-1(3)
(c)fg(x)
(d)fg(2)
Suppose f(x)=2x2-1 and g(x)=x+1 What is (a)f-1(x) (b)f-1(3) (c)fg(x) (d)fg(2)

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