Question 430824: Factor the trinomial) r^2-16r+60
Answer by shree840(260)   (Show Source):
You can put this solution on YOUR website! r^2-16r+60+0
we need to look for factors of 60 . since 60 is positive we are looking for factors both either positive or negative so when multiplied it is 60 when added is -16 factors of -10 and -6 will do the trick
r^2-10r-6r+60=0
r(r-10)-6(r-10)=0
(r-6)(r-10)=0
r=6,10 ANS
|
|
|
