least common multiple

Question

what is the least common multiple of the two equations

m2 + 11m + 10 and m2 + 9m – 10.

Answer 1

1) m² + 11m + 10

(m+1)(m+10)         using middle term breaking

2) m² + 9m – 10

(m-1)(m+10)           using middle term breaking

LCM: (m+1)(m-1)(m+10)