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3^2 – 2^2|| (3 – 2)(3 + 2)
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06 Apr 2018, 15:28
06 Apr 2018, 15:28
Expert Reply
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Question Stats:
100% (00:11) correct
0% (00:00) wrong based on 25 sessions
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Quantity A |
Quantity B |
\(3^2-2^2\) |
\((3-2)(3+2)\) |
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.
Drill 1
Question: 3
Page: 507
Question: 3
Page: 507
Re: 3^2 – 2^2|| (3 – 2)(3 + 2)
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15 Apr 2018, 05:25
15 Apr 2018, 05:25
Expert Reply
Explanation
This is one of the common quadratic equations: \((3 - 2)(3 + 2) = 3^2 - 2^2\).
The answer is choice (C). If you don’t recognize the common quadratic, you can just do the arithmetic and discover that 9 – 4 = (1)(5).
This is one of the common quadratic equations: \((3 - 2)(3 + 2) = 3^2 - 2^2\).
The answer is choice (C). If you don’t recognize the common quadratic, you can just do the arithmetic and discover that 9 – 4 = (1)(5).
gmatclubot
Re: 3^2 – 2^2|| (3 – 2)(3 + 2) [#permalink]
15 Apr 2018, 05:25
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