Respuesta :

Kritu3

Answer:

Step-by-step explanation:

8m² - 2m - 15

= 8m² - ( 12 - 10 ) m - 15

= 8m² - 12m + 10m - 15

= 4m(2m -3) + 5 ( 2m - 3)

=( 2m - 3)(4m + 5)