OpenStudy (anonymous):

Factor the trinomial 4s^2-52s+120

6 years ago
OpenStudy (mertsj):

First factor out the 4

6 years ago
OpenStudy (mertsj):

4(s^2-13s+30)

6 years ago
OpenStudy (mertsj):

Now think of two factors of 30 whose sum is -13

6 years ago
OpenStudy (anonymous):

4(s-3)(s-10)

6 years ago
OpenStudy (anonymous):

4(s2-13s+30) 4(s2-10s-3s+30) 4s(s-10)-3(s-10) 4(s-3)9s-10)

6 years ago
OpenStudy (anonymous):

that is not 9 but is (

6 years ago