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Mathematics 12 Online
OpenStudy (camerondoherty):

Help?

OpenStudy (camerondoherty):

Given the trinomial, what is the value of the coefficient 'B' in the factored form? 2x2 + 14xy - 36y2 = 2(x + By)(x - 2y) B= ____________

OpenStudy (anonymous):

\[2(x ^{2}-2xy+Bxy-2By ^{2})=2x ^{2}+14xy-36y2\]

OpenStudy (anonymous):

then the coefficient of (xy) is the same in the left hand side and the right hand side

OpenStudy (anonymous):

OR the coefficient y^2 is the same

OpenStudy (anonymous):

\[2 (x-2 y) (x+9 y) \]

OpenStudy (anonymous):

-4B=-36 B=9

OpenStudy (camerondoherty):

Thank You! Sorry i gave the medal late i was doing something XD

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