solve:x⁴-6x³+2x-7+7x³-x+5x²+2-x⁴
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Answer:
-x³+x-5
Step-by-step explanation:
x⁴-6x³+2x-7+7x³-x+5x²+2-x⁴
x⁴-x⁴-6x³+7x³+2x-x-7+2
-x³+x-5
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