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  • 01-10-2017
  • Mathematics
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(−8x4+x3+2x2+2)+(−x4+5x3−x2+5x)


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  • 01-10-2017
Combine like terms. -9x^4+6x^3+x^2+6x
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  • 01-10-2017
(-8x⁴ + x³ + 2x² + 2) + (-x⁴ + 5x³ - x² + 5x)
= -8x⁴ + x³ + 2x² + 2 + -x⁴ + 5x³ - x² + 5x
= -9x⁴ + 6x³ + x² + 5x + 2
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