The function h is defined by h(x) = x 2 6x + 20 and has domain
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The function h is defined by h(x) = x2 − 6x + 20 and has domain x ≥ a. Given that h(x) is a one-to-one function find the smallest possible value of the constant a.
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Related Book For
Pearson Edexcel A Level Mathematics Pure Mathematics Year 2
ISBN: 9781292183404
1st Edition
Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran
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