Question

Question
Solve the following quadratic equation using square roots: −9+(x−3)2=16
(1 point)
Responses

{2, -8}
{2, -8}

{28, -22}
{28, -22}

{16, -10}
{16, -10}

{8, -2}

Answer 1

Solve: -9 + (x − 3)^2 = 16
Add 9: (x − 3)^2 = 25
Take square roots: x − 3 = ±5
So x = 3 ± 5 ⇒ x = 8 or x = −2

Answer: {8, −2}