Solve (x−4)2=9(x - $$4)^2 = 9.$$

The Square Root Property

12. Quadratic Equations and Functions / The Square Root Property / 문제 3

문제 3

Solve $(x - 4)^{2} = 9$ .

$x = \pm 7$

$x = - 5$ or $x equals 13$

$x equals 1$ or $x equals 7$

$x=1$ or $x = - 7$