Question

Slove the equestion. m^2+3m+2=0​

Answer 1

The solution set is {-2, -1}.

Explanation:

m^2 + 3m + 2 = 0​

(m + 1)(m + 2) = 0

m + 1 = 0 gives m = -1,

m+2 = 0 gives m = -2.

Answer 2

-2, -1

Explanation:

m^2 + 3m +2 = (m+1)(m+2)

(m+1) = 0, m = -1

(m+2) = 0 , m= -2

so m is -1 or -2