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Mathematics 21 Online
OpenStudy (anonymous):

a^2-3a-18

OpenStudy (anonymous):

d/da= 2a-3 ?

OpenStudy (anonymous):

What are you trying to find?

OpenStudy (anonymous):

it needs to be factored

OpenStudy (anonymous):

(x-6)(x+3)

OpenStudy (anonymous):

(a-6)*(a+3)=0 a-6 = 0 OR a+3 = 0 a = 6 OR a = -3

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