Question

w^2+w-12=0

Answer 1

Factorable...

w^2 + 4w - 3w - 12 = 0
w(w + 4) - 3(w + 4) = 0
(w - 3)(w + 4) = 0

Now use the zero-product rule.

Answer 2

if a product is equal to zero , then one of its factors is zero
so there are two solutions

Answer 3

thanks!