hey guys, quick question
(-8 +- sqrt -20)/-6
what does this equal
2 answers
and how
looks like the solution to a quadratic equation, which turns out to be a complex number
remember that √-1 = i , so
(-8 +- sqrt -20)/-6
= (-8 ± 2√5 i)/-6
= (4 ± √5 i)/3
remember that √-1 = i , so
(-8 +- sqrt -20)/-6
= (-8 ± 2√5 i)/-6
= (4 ± √5 i)/3
3 answers