a Solve the equation 2y 2 7y 4 0 b Use your answer to part a to solve the equation 2(2 x ) 2 7(2 x ) 4 0 ...

a To solve the equation 2y2 7y 4 0 we can use the quadratic ...

a. Solve the equation 2y 2 - 7y - 4 = 0. b. Use your answer to

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a. Solve the equation 2y² - 7y - 4 = 0.

b. Use your answer to part a to solve the equation 2(2^x)² - 7(2^x) - 4 = 0.

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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a. Solve the equation 2y 2 - 7y - 4 = 0. b. Use your answer to

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

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