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# If 3 2x^(1/2) = 2, then x =

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GMAT Club team member
Status: GMAT Club Team Member
Affiliations: GMAT Club
Joined: 02 Nov 2016
Posts: 5915
GPA: 3.62
If 3 2x^(1/2) = 2, then x =  [#permalink]

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20 Mar 2020, 23:38
00:00

Difficulty:

15% (low)

Question Stats:

89% (00:37) correct 11% (01:06) wrong based on 19 sessions

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If $$3 \sqrt{2x} = 2$$, then $$x =$$

(A) 1/18

(B) 2/9

(C) 1/3

(D) 5/4

(E) 3

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e-GMAT Representative
Joined: 04 Jan 2015
Posts: 3367
Re: If 3 2x^(1/2) = 2, then x =  [#permalink]

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21 Mar 2020, 07:23
1

Solution

Given
In this question, we are given that
• An equation: 3√(2x) = 2

To find
We need to determine
• The value of x

Approach and Working out
Simplifying the equation, we get
• 3√(2x) = 2
Squaring both sides, we get
• 9 * 2x = 4
Or, x = 4/18 = 2/9

Thus, option B is the correct answer.

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Re: If 3 2x^(1/2) = 2, then x =   [#permalink] 21 Mar 2020, 07:23