Question

qual os valores
x²= -9
x²= 0
x²=5
3x²-6=0

me ajuda

Answer 1

$x^2 = -9 \\ x = \sqrt{-9} \\\\ x^2 = 0 \\ x = \sqrt{0} \\ x = 0 \\\\ x^2 = 5 \\ x = \sqrt{5} \\\\ 3x^2 - 6 = 0 \\ 3x^2 = 6 \\ x^2 = \frac{6}{3} \\ x^2 = 2 \\ x = \sqrt{2}$