Question

Solve x^2 + 9x + 20 = 0.

x = 2, x = 10

x = -2, x = -10

x = -5, x = -4

x = 5, x = 4

Answer 1

@bibby @Haseeb96

Answer 2

X^2+4x+5x+20=0
x(x+4)5(x+4)
(x+4)(x+5)=0
Either
x+4=0. Or. x+5=0
x=-4. Or. x=-5

Answer 3

So C?

Answer 4

Yes.

Answer 5

Thanks