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4^x=64
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05 Apr 2021, 07:26
05 Apr 2021, 07:26
Expert Reply
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Question Stats:
90% (00:28) correct
9% (00:14) wrong based on 11 sessions
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\(4^x=64\)
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Kudos for the right answer and explanation
Question part of the project GRE Quantitative Reasoning Daily Challenge - (2021) EDITION
GRE - Math Book
Quantity A |
Quantity B |
x |
4 |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Kudos for the right answer and explanation
Question part of the project GRE Quantitative Reasoning Daily Challenge - (2021) EDITION
GRE - Math Book
4^x=64
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05 Apr 2021, 09:05
05 Apr 2021, 09:05
1
\(4^x=64\)
\(2^{(2x)}\) = \(2^6\)
2x = 6 So x can be +3 / -3 ( As the power will be even so it will be +ve always )
So in any case \(x\) will be less than 4
Qt B > Qt A
Answer B
\(2^{(2x)}\) = \(2^6\)
2x = 6 So x can be +3 / -3 ( As the power will be even so it will be +ve always )
So in any case \(x\) will be less than 4
Qt B > Qt A
Answer B
