Answers

2016-03-07T20:56:51+05:30
((10 • (x^2)) - 21xy) + 3^2y^2
((2•5x26) - 21xy) + 32y^2
Factoring    10x^2 - 21xy + 9y^2 
answer...(2x - 3y)•(5x - 3y)
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