hy I don't that in brainly users are smart or not but if you give me answer i will follow my question is that (7x +y ) (49 x square -7xy+y square tell me please
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Answer:
343x^3 + y^3
Step-by-step explanation:
(7x + y) (49x^2 - 7xy + y^2)
= (7x + y) [(7x)^2 - (7x)(y) + (y)^2]
= (7x)^3 + (y)^3
= 343x^3 + y^3
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