SOLUTION: how would you simplify this equation {{{ 4x^2 + 80 = 0}}}? thank you

Question 182383This question is from textbook
: how would you simplify this equation ? thank you This question is from textbook

Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
4x^2 + 80 = 0
x^2+20=0 divide each side by 4
x^2=-20
x=+-sqrt(-20)
=+-sqrt(-1*5*4)
x=+-(2sqrt(5)i)
x=2sqrt(5)i, x=-2sqrt(5)i
.
Ed

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