Question

x2 - x - 8 para X= 3 -\/3

Answer 1

x²- x- 8

$(3- \sqrt{3} )^{2} - (3- \sqrt{3} )- 8$

$3- 2 \sqrt{3} +9 - 3 + \sqrt{3} -8$

-$\sqrt{3} +1$