Question

find the factorization of m square - m - 42​

Answer 1

${m}^{2} - m - 42 \\ {m}^{2} - 7m + 6m - 42 \\ m(m - 7) + 6(m - 7) \\ (m - 7)(m + 6)$

Answer 2

the value of m =-6,7