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Simplify using the horizontal method (2^2+4n+4)(4n-5 )
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5 votes
Simplify using the horizontal method (2^2+4n+4)(4n-5 )

User Trav
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5 votes
(2^2+4n+4)(4n-5 )
= (4+4n+4)(4n-5 )
= (4n + 8)(4n - 5)
= 16n^2 + 32n - 20n - 40
= 16n^2 + 12n - 40
User Fraser Harris
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7 votes

=(10x2)+(14x)+(5x)+(7)==(10x2)+(14x)+(5x)+(7)=

=10x2+19x+7=10x2+19x+7.

Answer: (2x+1)(5x+7)=10x2+19x+7

User Scott Merritt
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