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5. What is 12x3 - 5x2+ 3x+4 less than 15x3 + 10x + 432 - 10?
A.-3x3 - 9x² - 7x+14
B.27x3 + 9x2-13x+14
C. 3x3 + 9x2 + 7x - 14
D.-27x3 + 9x2-13x+14​