SOLUTION: Please help with the following: Factor: 21𝑥^2 + 11𝑥𝑦 − 2𝑦^2 Thank you!

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Question 1094767: Please help with the following:
Factor: 21𝑥^2 + 11𝑥𝑦 − 2𝑦^2
Thank you!
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
(3x y)(7x 2y),  6 & 7 does not work


(3x 2y)(7x y),  3 & 14 may work
 
(3x-2y)(7x+y),  3-14=-11

(3x+2y)(7x-y),  -3+14=11

21x%5E2%2B11xy-2y%5E2=highlight%28%283x%2B2y%29%287x-y%29%29