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Algebra 21 Online
OpenStudy (anonymous):

factor the polynomial f(X)=x2-6x-7. what is the zero of the function?

jimthompson5910 (jim_thompson5910):

to factor, you need to find two numbers that A) multiply to -7 (last term) AND B) add to -6 (middle coefficient)

OpenStudy (anonymous):

(x-7) (x+1) x=7,-1

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