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Multiply the polynomials (7x^2 + 9x + 7) (9x -4)
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1 vote
Multiply the polynomials (7x^2 + 9x + 7) (9x -4)

User Rallrall
by
7.6k points

1 Answer

3 votes

Answer: 63x^3+53x^2+27x-28

Explanation:

(7x^2+9x+7) (9x-4)

7x^2 X 9x+7x^2(-4) + 9x X 9x(-4) +7 X 9x +7(-4)

7 X 9x^2x -7 X 4x^2 +9 X 9xx -9 X 4x+7 X 9x-7 X 4

63x^3+53x^2+27x-28

User Sanimalp
by
6.5k points
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