Question

the root of the equation X + 3 whole square minus 9 equal to zero are​

Answer 1

$\: \: \: \: \: \: ({x + 3)}^{2} - 9 = 0 \\ = > ({x + 3)}^{2} = 9 \\ = > \: x + 3 = + 3 \:or- 3 \\ = > x = 0 \: or \: -6.$

I hope it will help you.