Question

if x=2+√3 ,find the value of x²-1/x²

Answer 1

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Answer 2

Answer:  Step-by-step explanation: X=2+√3 Putting the value  (2+√3)² -1/(2+√3)² saperate the value (2+√3)² /(2+√3)² -1/(2+√3)²  +1 -1/(2+√3)²   Rationalise the denominator +1-7-4√3 ans