Question

11. Multiply: 2. (3x3 - y) (4x2 - x + y2)​

Answer 1

Answer:

-4y^2+2xy+20y-18x+144

Step-by-step explanation:

2(9-y) (8-x+2y)

18-2y (8-x+2y)

144-18x+36y-16y+2xy-2y^2

=-4y^2+2xy+20y-18x+144

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