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Mathematics 9 Online
OpenStudy (anonymous):

help with foil? X^2+2X-24=0 -6,4 -4,6 -12,2 -2,12

OpenStudy (plainntall):

What factors of -24 add together to get 2?

OpenStudy (plainntall):

sorry

OpenStudy (anonymous):

uhh -12 and 2?

OpenStudy (plainntall):

the product is -24, but the sum is -10

OpenStudy (plainntall):

The bigger number has to be positive since the x constant is positive

OpenStudy (plainntall):

and they have to add together to get 2

OpenStudy (plainntall):

What are the factors of -24? -1 and 24, -2 and 12, -3 and 8, -4 and 6

OpenStudy (plainntall):

Which of those add together to get 2?

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