Question

if x=3+root 3 find the value of x square +1/x

Answer 1

Hi ur answer is attached above.

I hope you Will like it.

plzz remember the following formula.

$(x + y)^{2} = x^{2} + y^{2} + 2xy$

$x ^{2} - y ^{2} = (x - y)(x + y)$

IN THIS TYPE OF QUESTIONS U NEED TO RATIONALIZE IT FIRST.