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Mathematics 11 Online
OpenStudy (anonymous):

explain how to completely factor 3x2 − 3x − 60

OpenStudy (anonymous):

take out a common factor the highest number that goes into 3,3,60

OpenStudy (anonymous):

3

OpenStudy (anonymous):

3(x^2-x-20)

OpenStudy (anonymous):

Thats the answer?

OpenStudy (anonymous):

3(x^2-x-20), 3(x-5)(x+4)

OpenStudy (anonymous):

did you see what matth ballet did looked for two numbers that when multiplied makes the -20 but when added -5 +4 we get -1 which is the middlet term -1x

OpenStudy (anonymous):

Got it now ty

OpenStudy (anonymous):

its tricky but with practice you'll get the hang of it, first step always see if you can take out a common factor sometimes its letters and not number s

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