Solve the equations, giving your answers correct to 3 significant figures. a. |3 x + 2| =

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Solve the equations, giving your answers correct to 3 significant figures.

a. |3^x + 2| = |3^x – 10|

b. |2^x+1 + 3| = |2^x + 10|

c. 3^2|x| = 5(3^|x|) + 24

d. 4^|x| = 5(2^|x|) + 14

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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Question Posted: Aug 25, 2021 01:40 AM

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Solve the equations, giving your answers correct to 3 significant figures. a. |3 x + 2| =

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a 3x 2 3x 10 If 3x 2 3x 10 then 3x 8 and x 83 267 If 3x 2 3x 10 then 3x 12 and x 4 x 267 ...View the full answer

Cambridge IGCSE And O Level Additional Mathematics Coursebook

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