1. Confirm that (20x³ — 7x² +5x + 10)(4x² + 12x − 3) = 80x5 + 212x4- 124x³ + 121x² +105x - 30. 2. Confirm that 12x³ +5x²–2x+3 3x²-7x+4 with a remainder of 59x - 41. 3. Confirm that 6x³+4x² -5 12x³7x²+3x+9 when x = 2. = 4x+11 = 0.7108 -

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