Question

hey

do help me wid this​

Answer 1

ANSWER

1)In the question remember that the value of x is given to us and carefully see the value of x.

2)Here the value of x needs to be

rationalized and then put it in x so that we could have eased to solve the question and it decreases the chance of any incorrection.

3)Remember

- (a+b)^2 = a^2 + b^2 + 2ab

-(a+b)^3 = a^3 + b^3 + 3a^2b + 3ab^2

Refer to the attachment for the answer.