If x = frac1(sqrt(2) + 1), the value of x 2 + 2x – 1 is? – OfficerPath

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If x = frac1(sqrt(2) + 1), the value of x 2 + 2x - 1 is?

Subject: MathematicsTopic: Algebra

A

2 sqrt(2)

B

4

C

0

D

2

Correct Answer: C

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