if x square = (1-3root 2) whole square,then find x square + 1 by x square
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meenarohit0809:
How 18 come?
a2 + b2 - 2ab
i have used this identity
in second last line. why 19-6 root 2 come in bracket
i have multiplied 19 - 6 root 2
i have done it for equal denominator
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