Question

Subpunctul e va rog Pls dau multe punte repede!!!!

Answer 1

$32(x^{2} -8)=0 =>\\=> 32x^{2} -256 = 0 =>\\=> 32x^{2} = 256 =>\\=> x^{2} =8=> x =\sqrt{8}= 2\sqrt{2}$