Answers

2016-03-30T18:08:38+05:30
2x² - 2√2x + 1 = 0
2x² - √2x - √2x  + 1 = 0
√2x ( √2x - 1) - 1(√2x - 1)
(√2x-1) (√2x-1) = 0
√2x - 1 = 0
x = 1/√2
x = √2/2
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