The function f(x) = 4 2 cos x is defined for the domain 0 x
Question:
The function f(x) = 4 − 2 cos x is defined for the domain 0 ≤ x ≤ π.
a. Find the range of f and sketch the graph of y = f(x).
b. Explain why f has an inverse and find the equation of this inverse.
c. Sketch the graph of y = f −1(x) on your graph for part a.
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a To find the range of f we need to determine the maximum and minimum values of fx in the given doma...View the full answer
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Related Book For 
Cambridge International AS And A Level Mathematics Pure Mathematics 1 Coursebook
ISBN: 9781108407144
1st Edition
Authors: Sue Pemberton, Julian Gilbey
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