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compare exponents
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15 May 2018, 16:21
15 May 2018, 16:21
Expert Reply
00:00
Question Stats:
78% (00:23) correct
21% (00:41) wrong based on 23 sessions
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Quantity A |
Quantity B |
\(0.8^{2}+0.8^{2}+0.8^{2}+0.8^{2}\) |
\(1.6^{2}\) |
A. Quantity A is greater.
B. Quantity B is greater.
C. The two quantities are equal.
D. The relationship cannot be determined from the information given.
Re: compare exponents
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16 May 2018, 01:43
16 May 2018, 01:43
1
Simplify qty A:
Take \(0.8^2\) common the expression reduces to
\(0.8^2(1+1+1+1)\)
or,\(0.8^2(4)\)
or, \(0.8^2 * 2^2\)
or, \((0.8*2)^2\)
or, \(1.6^2\) = qty B
option c
Take \(0.8^2\) common the expression reduces to
\(0.8^2(1+1+1+1)\)
or,\(0.8^2(4)\)
or, \(0.8^2 * 2^2\)
or, \((0.8*2)^2\)
or, \(1.6^2\) = qty B
option c
gmatclubot
Re: compare exponents [#permalink]
16 May 2018, 01:43
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