Question

Solve the quadratic equation.

(x + 3)^2 = 64

Answer 1

Take the square root of both sides
what do you get?

Answer 2

take the square root of both sides to get rid of the exponents and then solving for x should be easy

Answer 3

\[\Huge \sqrt{(x+3)^2} = \sqrt{64} \]
?

Answer 4

x + 3 = 8 => x = 11

Answer 5

@ganibl that is wrong.

Answer 6

Sorry it should be x = +/- 8

Answer 7

\[\Huge x+3= \pm 8 \]
\[\Huge x = 5 , x = -11\]