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Find the product. (x + 7y) (7x – y) Find the product. (x + 7y) (7x – y)

Find the product. 
(x + 7y) (7x – y)
Find the product. 
(x + 7y) (7x – y)

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

(x + 7y) (7x – y)
= x(7x-y) + 7y ( 7x-y)
=7x^2- xy + 49xy - 7y^2
= 7x^2- 7y^2+ 48xy

Thanks

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