49x 2 + 42xy + 9y 2

factor completely.
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1 Answer

QUESTION: factor completely 49x 2 + 42xy + 9y 2

If the expression above is supposd to be 49x^2 + 42xy + 9y^2, then it factorises as

Answer: (7x+3y)^2

 

by Level 11 User (81.5k points)

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