Question

Solve for x (x - 4)^2=16

Answer 1

Answer:

x = 0, 8

Step-by-step explanation:

${(x - 4)}^{2} = 16 \\ (x - 4) = \pm \sqrt{16} \\ x - 4 = \pm \: 4 \\ x - 4 = 4 \: or \: x - 4 = - 4 \\ x = 4 + 4 \: or \: x = 4 - 4 \\ x = 8 \: or \: x = 0 \\ x = \{0, \: \: 8 \}$