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Mathematics 20 Online
OpenStudy (anonymous):

Factor the polynomial 5m^2-6mn-8n^2

OpenStudy (anonymous):

Looking at the outer two numbers (5 and -8), their product is -40. Can you think of two numbers that multiply to -40, but add up to -6?

OpenStudy (anonymous):

-10 and 4

OpenStudy (anonymous):

:) thank you!

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