Question

solve give exact solution
x^2+4=173

Answer 1

take four from both sides
then tak the square root

Answer 2

\(\Large \color{MidnightBlue}{\Rightarrow x^2 = 169 }\)
\(\Large \color{MidnightBlue}{\Rightarrow x = \sqrt{169} = \pm13 }\)

Answer 3

thank you