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Perform Operations with Polynomials in Several Variables
- (9x4y2+11x3y+6y)(2x4y2+8x3y+4y+7x)\left( 9 x ^ { 4 } y ^ { 2 } + 11 x ^ { 3 } y + 6 y \right) - \left( 2 x ^ { 4 } y ^ { 2 } + 8 x ^ { 3 } y + 4 y + 7 x \right)

Question 223

Multiple Choice

Perform Operations with Polynomials in Several Variables
- (9x4y2+11x3y+6y) (2x4y2+8x3y+4y+7x) \left( 9 x ^ { 4 } y ^ { 2 } + 11 x ^ { 3 } y + 6 y \right) - \left( 2 x ^ { 4 } y ^ { 2 } + 8 x ^ { 3 } y + 4 y + 7 x \right)


A) 7x4y2+3x3y+2y7x7 x ^ { 4 } y ^ { 2 } + 3 x ^ { 3 } y + 2 y - 7 x
B) 11x4y2+19x3y+10y+7x11 x ^ { 4 } y ^ { 2 } + 19 x ^ { 3 } y + 10 y + 7 x
C) 7x4y23x3y+2y7x7 x ^ { 4 } y ^ { 2 } - 3 x ^ { 3 } y + 2 y - 7 x
D) 7x4y2+3x3y+2y+7x7 x ^ { 4 } y ^ { 2 } + 3 x ^ { 3 } y + 2 y + 7 x Find the product.

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