Respuesta :
Yes, you are correct.
The following is why you were correct
======================================================================
x2 = 121
Take the square root
x = ±[tex] \sqrt{121} [/tex]
So x = 11 or -11
±11
The following is why you were correct
======================================================================
x2 = 121
Take the square root
x = ±[tex] \sqrt{121} [/tex]
So x = 11 or -11
±11