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sqrt of 30* sqrt of 5 or 12
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22 Feb 2023, 06:40
22 Feb 2023, 06:40
Expert Reply
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Question Stats:
76% (00:46) correct
23% (00:49) wrong based on 21 sessions
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Quantity A |
Quantity B |
\(\sqrt{30} * \sqrt{5}\) |
12 |
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: sqrt of 30* sqrt of 5 or 12
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05 Mar 2023, 08:49
05 Mar 2023, 08:49
For A, I received the answer 12..why are they not equal?
Re: sqrt of 30* sqrt of 5 or 12
[#permalink]
05 Mar 2023, 09:03
05 Mar 2023, 09:03
Expert Reply
\(\sqrt{30} * \sqrt{5}=\sqrt{30*5}=\sqrt{150}\)
\((\sqrt{150})^2\)\(=150\)
\(12^2=144\)
A > B
\((\sqrt{150})^2\)\(=150\)
\(12^2=144\)
A > B
