Math, asked by mdarshalam787, 11 months ago

(c)(7 x + 4y)2 – (7 x - 4y)?​

Answers

Answered by pragatimaniyar13
1

Step-by-step explanation:

(7x + 4y)2 – (7 x - 4y)?

(7x ×2 +4y ×2 ) - (7x - 4y)

(14x + 8y ) - (7x- 4y )

(14x+ 8y -7x +4y)

(7x + 12y )

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