Answers

2016-05-03T09:05:23+05:30
X=9+4√5
√x-1/√x=x-1/√x
9+4√5-1/√9+4√5
8+4√5/4*5+4+5
4(2+√5)/(√2)²+(√5)²+2*2*√5
4(2+√5)(2+√5)
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