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OpenStudy (anonymous):
Simplify using the horizontal method. (2n2 + 4n + 4)(4n – 5) A.8n3 + 4n2 – 6n – 20 B.8n3 + 6n2 – 4n – 20 C.8n3 + 26n2 – 36n – 20 D,8n3 – 6n2 + 36n – 20
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OpenStudy (luigi0210):
Horizontal method?
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