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Mathematics 23 Online
OpenStudy (anonymous):

Factor completely: 2x^2 - 18

OpenStudy (jdoe0001):

keep in mind that \(\bf 2x^2 - 18 \implies 2(x^2-9)\\ \textit{also keep in mind that } (a-b)(a+b) = (a^2-b^2)\)

OpenStudy (anonymous):

No sorry 2(x + 3) (x - 3)

OpenStudy (anonymous):

Both are right. @jdoe0001 gave you an explanation

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