Question

root of quadratic equation x square=9?​

Answer 1

Answer:

x² = 9

x = √9

x = ±3

x = 3 or -3

Hope it helps...

Answer 2

Step-by-step explanation:

x^2 = 9

x=√9

x =-3 or+3

most of the time we take positive no.

so +3 would be correct.