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

Lyomi asked Apr 16, 2023

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7 votes

What is the solution to this equation? (1/4)^x+1 =31

A. -7/2
B. 2
C. 3/2
D. -2

Lyomi asked Apr 16, 2023

by Lyomi

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14 votes

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

JRowan answered Apr 20, 2023

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