Question

1) Factorise : 5m²-8m -4​

Answer 1

Answer:

5$m^{2}$ - 8m-4

=5$m^{2}$ -10m +2m - 4

=5m(m-2)+2(m-2)

=(5m+2)(m-2)

hence the factors are (5m+2)and(m-2)