Question

simplyfy (x+1/x) (x²-1+1/x²)​

Answer 1

Answer:

There two methods to solve this question in first method you have to multiply the terms of any one bracket

and in the second method you have to use the identity-

${a}^{3} + {b}^{3} = (a + b)( {a}^{2} - ab + {b}^{2} )$

Hope it will help you

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