Solve, giving your answers correct to 3 significant figures. a. |4 x 8| = 2 b.

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Solve, giving your answers correct to 3 significant figures.
a. |4^x − 8| = 2

b. |2(3^x ) − 4| = 8

c. 3|2^x − 5| = 2^x

d. |3^x + 4| = |3^x − 9|

e. |5(2^x ) + 3| = |5(2^x ) − 10|

f. |2^x+2 + 1| = |2^x + 12|

g. 3^2|x| = 6 (3^|x|) + 16

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

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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 13, 2023 02:55 AM

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Solve, giving your answers correct to 3 significant figures. a. |4 x 8| = 2 b.

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a 4x 8 2 We can split this into two cases 4x 8 2 which gives x 2 4x 8 2 which gives x 1 So the solut...View the full answer

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

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