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Mathematics 19 Online
OpenStudy (anonymous):

Factor the trinomial: x2 - 10x + 9

OpenStudy (anonymous):

A. (x - 1)(x - 9) B. (x + 1)(x - 10) C. (x - 3)(x - 3) D. prime

OpenStudy (cwrw238):

you need two numbers a and b whose product is + 9 and sum is -10 to give ( x - a)( x - b)

OpenStudy (anonymous):

i dont know?

OpenStudy (cwrw238):

they are -1 and -9 correct choice is A

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