Math, asked by jatinrao899, 4 months ago

Find the product
(x+7y)(7x-y) and find its value at x =1 and y = - 2

Answers

Answered by PakkeDheeth

3

Answer:

(x + 7y)(7x - y)

(1 + 7(-2)) (7(1) -(-2)

(1 - 14)(7 + 2)

(-13)(9)

= (-177)

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