Question

Factorise,
m²-10m-56​

Answer 1

1) Use the sum product pattern

$m^{2}$ - 10m-56

m²+4m-14m-56

2)Common factor from the two pairs

m²+4m-14m-56

m(m+4) - 14 (m+4)

3)Rewrite in factored form

m(m+4) - 14 (m+4)

(m-14) (m+4)

Solution

(m-14) (m+4)