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If \(2 ÷ 2 ÷ 2 ÷ 2 ÷ 2 =2^x,\) then \(x =\)

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Re: If \(2 ÷ 2 ÷ 2 ÷ 2 ÷ 2 =2^x,\) then \(x =\)

by Scott@TargetTestPrep » Mon May 25, 2020 5:15 am
Gmat_mission wrote: ↑
Thu May 21, 2020 1:48 am
 If \(2 ÷ 2 ÷ 2 ÷ 2 ÷ 2 =2^x,\) then \(x =\)

(A) -16
(B) -8
(C) -5
(D) -4
(E) -3

[spoiler]OA=E[/spoiler]

Solution:

Since 2 / 2 / 2 / 2 / 2 = 2 / (2 x 2 x 2 x 2) = 2/16 = 1/8 = 1/2^3 = 2^(-3), x = -3.

Answer: E

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