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Mathematics 18 Online
OpenStudy (anonymous):

Factor the trinomial: x2 + 3x - 40 (x - 5)(x + 8) (x + 5)(x - 8) (x - 4)(x + 10) (x + 4)(x - 10)

OpenStudy (anonymous):

(x - 5)(x + 8)

OpenStudy (anonymous):

(x-5)(x+8)

OpenStudy (anonymous):

-5, +8

OpenStudy (anonymous):

agree

OpenStudy (anonymous):

x2+8x-5x-40 x(x+8)-5(x+8) (x-5)(x+8)

OpenStudy (amistre64):

x2 + 3x (-) 40 ; need to subtract x2 (+) 3x - 40 ; larger number is a + +8-5 = +3 <-- this one works out the best +10-4 = +6

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