How to solve this problem (4x+3y)2=

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asked Aug 16, 2017 220k views

2 Answers

Stephen Friederichs · Answer 1 · 2017-08-18T18:10:18+0000

(4x + 3y)² = (4x + 3y)(4x + 3y)

(4x + 3y)(4x + 3y) = 4x(4x + 3y) + 3y(4x + 3y)

4x*4x + 4x*3y + 3y*4x + 3y*3y

16x² + 12xy + 12xy + 9y²

16x² + 24xy + 9y²

Therefore (4x + 3y)² = 16x² + 24xy + 9y²

I hope this helps.

How to solve this problem (4x+3y)2=

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