a. Express 14 + 6x - 2x 2 in the form a + b(x + c) 2
Question:
a. Express 14 + 6x - 2x2 in the form a + b(x + c)2, where a, b and c are constants.
f(x) = 14 + 6x - 2x2 for x ∈ R
b. Write down the coordinates of the stationary point on the graph of y = f(x).
c. Sketch the graph of y = f(x).
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Cambridge IGCSE And O Level Additional Mathematics Coursebook
ISBN: 9781108411660
2nd Edition
Authors: Sue Pemberton
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