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What is the product of (18x)^(1/2) and (2x)^(1/2) ?

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What is the product of (18x)^(1/2) and (2x)^(1/2) ?  [#permalink]

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New post 04 Mar 2018, 22:16
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A
B
C
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E

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  15% (low)

Question Stats:

86% (00:27) correct 14% (00:39) wrong based on 43 sessions

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Re: What is the product of (18x)^(1/2) and (2x)^(1/2) ?  [#permalink]

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New post 04 Mar 2018, 22:23
Bunuel wrote:
What is the product of \(\sqrt{18x}\) and \(\sqrt{2x}\) ?

(A) 6x^2

(B) 6x

(C) 36x

(D) 36x^2

(E) \(6\sqrt{x}\)


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What is the product of (18x)^(1/2) and (2x)^(1/2) ?  [#permalink]

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New post 05 Mar 2018, 00:45
Bunuel wrote:
What is the product of \(\sqrt{18x}\) and \(\sqrt{2x}\) ?

(A) 6x^2

(B) 6x

(C) 36x

(D) 36x^2

(E) \(6\sqrt{x}\)


The product of \(\sqrt{18x}\) and \(\sqrt{2x}\) is \(\sqrt{36*x^2} = \sqrt{36}*\sqrt{x^2} = 6*x\)(Option B)

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Re: What is the product of (18x)^(1/2) and (2x)^(1/2) ?  [#permalink]

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New post 05 Mar 2018, 20:39
\(\sqrt{18x}\) x \(\sqrt{2x}\) = \(\sqrt{36x^2}\)

Ans: 6x
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Re: What is the product of (18x)^(1/2) and (2x)^(1/2) ? &nbs [#permalink] 05 Mar 2018, 20:39
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