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Difficulty:
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Question Stats:
88% (00:22) correct
12%
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based on 118
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Which is equal to \(\sqrt{25 + 25}\)?
A. \(2\sqrt{5}\)
B. \(5\sqrt{2}\)
C. 10
D. 25
E. 50
A. \(2\sqrt{5}\)
B. \(5\sqrt{2}\)
C. 10
D. 25
E. 50
Updated on: 08 Feb 2021, 09:11
Originally posted by BrentGMATPrepNow on 21 Apr 2017, 06:34.
Last edited by BrentGMATPrepNow on 08 Feb 2021, 09:11, edited 1 time in total.
Last edited by BrentGMATPrepNow on 08 Feb 2021, 09:11, edited 1 time in total.
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Bunuel
Which is equal to \(\sqrt{25 + 25}\)?
A. \(2\sqrt{5}\)
B. \(5\sqrt{2}\)
C. 10
D. 25
E. 50
A. \(2\sqrt{5}\)
B. \(5\sqrt{2}\)
C. 10
D. 25
E. 50
Apply the rule: √(xy) = (√x)(√y)
So, (50) = √[(25)(2)]
= (√25)(√2)
= 5√2
Answer: B
