Question

Factorise:
2
m+15+44​

Answer 1

${m}^{2} +15m + 44 = 0...\: (44 = 11 \times 4) \\ {m}^{2} + 11m + 4m + 44 = 0 \\ m(m + 11) + 4(m + 11) = 0 \\ (m + 11)(m + 4) = 0 \\ m + 11 = 0 \: \: o r \: \: m + 4 = 0 \\ m = - 11 \: \: or \: \: m = - 4\\ factors = (m + 11)(m + 4)$