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Expand and simplify (2x^2+3)(4x+5)-8x(x^2-2)

Expand and simplify (2x^2+3)(4x+5)-8x(x^2-2)
asked 197k views
3 votes
Expand and simplify (2x^2+3)(4x+5)-8x(x^2-2)

asked
User Nanego
by
8.2k points

1 Answer

5 votes

Answer:


10x^2+28x+15

Explanation:


(2x^2+3)(4x+5)-8x(x^2-2)\\\\=(2x^2)(4x)+(2x^2)(5)+(3)(4x)+(3)(5)-8x^3+16x\\\\=8x^3+10x^2+12x+15-8x^3+16x\\\\=10x^2+28x+15

answered
User Munish Kapoor
by
7.9k points
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