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Factorize `49x^(2) + 9y^(2) + 42xy` |
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Answer» `49x^(2) + 9y^(2) + 42xy` `= (7x)^(2) + (3y)^(2) + 2(7x) (3y)` `= (7x + 3y)^(2)` |
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