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26-07-2022
Mathematics

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What is the solution to this equation? (1/4)^x+1 =31
A. -7/2
B. 2
C. 3/2
D. -2

Respuesta :

cassidynachtwey25 cassidynachtwey25

26-07-2022

A. -7/2

(1/4)^x+1=31

x+1=(-1/2)logbase2(31)-1

x=(-1/2)logbase2(31)-1

x=-3.5 or -7/2

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