If x= √5-2 find the value of [x-1/x]
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Step-by-step explanation:
If x = √5 - 2. Find the value of ( x - \dfrac{1}{x} )² .
To Find:-
The value of ( x - \dfrac{1}{x} )² .
Note:-
●》Here, ( a - \dfrac{1}{a} )² = a² + \dfrac{1}{a²} - 2
●》( a - b )² = a² + b² - 2ab.
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