If the range of the function f is 4 f(x) 5, find the value of
Question:
If the range of the function f is −4 ≤ f(x) ≤ 5, find the value of a.
f(x) = x2 − 2x − 3 for x ∈ ℝ, −a ≤ x ≤ a
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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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