Question

Determine the solution set of (x + 1)^2 = 25.

Answer 1

{-8, 6}
{-8, 4}
{-6, 4}

Answer 2

does the right side seems the sqr of something?

Answer 3

what ?

Answer 4

Square root of both sides.

\( \color{Black}{\Rightarrow x + 1 = \pm 5 }\)

1st value of x

\( \color{Black}{\Rightarrow x + 1 = 5 }\)
\( \color{Black}{\Rightarrow x = 4 }\)

2nd value of x.

\( \color{Black}{\Rightarrow x + 1 = -5 }\)
\( \color{Black}{\Rightarrow x = -6}\)

Answer 5

thanks parth