[tex]\frac{+}{-}[/tex]Answer:
x = ± 5i
Step-by-step explanation:
How to solve 4x^2+100=0
4[tex]x^{2}[/tex]+100=0
4[tex]x^{2}[/tex] = -100
[tex]x^{2}[/tex]1=-100/4
[tex]x^{2}[/tex]=-25
x = ± [tex]\sqrt{-25}[/tex]