Math, asked by batradivjyot1444, 7 months ago

Write in expanded form (5x+7y)²

Answers

Answered by KartikGupta8171

3

Step-by-step explanation:

we know that (x+y)²=x²+2xy+y²

(5x+7y)²

(5x)²+2(5x)(7y)+(7y)²

25x²+70xy+49y²

Answered by Arif7765

1

Answer:

(5x+7y)(5x+7y)

5x(5x+7y)+7y(5x+7y)

25x²+35xy+35xy+49y²

25x²+70xy+49y²

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