i. Solve the equation |3x + 4| = |3x 11|. ii. Hence, using logarithms, solve the

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i. Solve the equation |3x + 4| = |3x − 11|.
ii. Hence, using logarithms, solve the equation |3 × 2^y + 4| = |3 × 2^y− 11|, giving the answer correct to 3 significant figures.

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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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Question Posted: Mar 14, 2023 07:17 AM

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i. Solve the equation |3x + 4| = |3x 11|. ii. Hence, using logarithms, solve the

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To solve the equation 3x 4 3x 11 we need to consider two cases Case 1 3x 4 0 and 3x 11 0 ie both abs...View the full answer

Cambridge International AS & A Level Mathematics Pure Mathematics 2 & 3 Coursebook

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