Question

2r^2-9r-45 find the factor

Answer 1

Factors are (r+3)and (2r-15)

Answer 2

2r^2-15r+6r-45
=r(2r-15)+3(2r-15) (Taking r and 3 common we get)
=(r+3)(2r-15) are the factors
HOPE IT HELPS..