Question

Determine the solution set of (x + 1)2 = 25.
{-8, 6}

{-8, 4}

{-6, 4}

Answer 1

\((x + 1)^2 = 25\)

\(\sqrt{(x + 1)^2} = \sqrt{25}\)

\(x + 1 = \pm\sqrt{25}\)

\(x + 1 = \pm 5\)

can you solve it from here?

Answer 2

Yes, thank you very much :)

Answer 3

no problem !