How much does x³- 2x²+4x-1 exceed 3x³-2x²+5x+1 ?
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Step-by-step explanation:
x³-2x²+4x-1 -(3x³-2x²+5x+1)=0
x³-2x²+4x-1-3x³+2x²-5x-1=0
-2x³-1x-2=0
change sign because the first term will not be negative
2x³+1x+2=0
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