Use the substitution u = 2 x to solve the equation 2 2x 5(2 x+1 )
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Use the substitution u = 2x to solve the equation 22x − 5(2x+1) + 24 = 0.
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Let u 2x Then the equation becomes u2 5u 24 0 We can factor the left side of the equat...View the full answer
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Related Book For
Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook
ISBN: 9781108407199
1st Edition
Authors: Sue Pemberton, Julianne Hughes, Julian Gilbey
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