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Mathematics 18 Online
OpenStudy (anonymous):

Solve using Factoring a^2 - 2a - 15 = 0

OpenStudy (anonymous):

\[(a -5)(a+3) = 0\]\[a = 5 , -3\]

OpenStudy (anonymous):

(a-5)(a+3)

OpenStudy (anonymous):

thats the answer?

OpenStudy (anonymous):

Ishaan?

OpenStudy (anonymous):

http://www.wolframalpha.com/input/?i=a^2-2a-15

OpenStudy (anonymous):

Yes! : )

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