Question

Solve x2 = 121.

60.5

−11

11

±11

Answer 1

x^2 = 121
x = sq rt 121
you can do the math

Answer 2

by taking the sq rt of x^2, it cancels out the exponent..but what you do on one side of the equal sign, you have to do on the other...so x = sq rt 121 and you can do the math to find that

Answer 3

^^^^ And sqrt will leave us with \(\pm \)and the number which multiplied by itself equals 121

Answer 4

@geny55 What do you think the answer is now?

Answer 5

±11?

Answer 6

Yes \(\Huge\color{red}{Good~Job!!}\)