Question

Find the positive root of
$3x^{2} + 6 = 9$

Answer 1

hey here is your answer

3x^2 + 6 = 9
3x^2 = 9-6
3x^2 = 3
x^2 = 3/3
x^2 = 1
x = +1 & x = -1

so, positive root is +1.

hope it helps
have a good day ☺