Add it. 4x³ -7x²+9, 3x² -5x+4, 7x³ -11x+1, 6x² -13x
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13
Answer:
13x³+2x²-29x+14
Step-by-step explanation:
4x³ -7x²+9 +3x² -5x+4+7x³ -11x+1 + 6x² -13x
=13x³+2x²-29x+14
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24
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