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If (x - y) = and (x + y) = , what is the value of x2 - y2?

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sandy

Retired Moderator

Joined: 07 Jun 2014

Posts: 4805

GRE 1: Q167 V156

WE:Business Development (Energy and Utilities)

If (x - y) = and (x + y) = , what is the value of x2 - y2? [#permalink]

19 May 2018, 15:08

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Question Stats:

58% (00:03) correct

41% (00:00) wrong

based on 12 sessions

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If \((x - y) = \sqrt{12}\) and \((x + y) =\sqrt{3}\) , what is the value of \(x^2 - y^2\)?

(A) 3
(B) 6
(C) 9
(D) 36
(E) It cannot be determined from the information given.

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