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When the expression \((2x^4+3x^3+x-14)(3x^{10}-9x^7+9x^4+30)-(x^2+5)^7\) is expanded, what is the degree of the resulting polynomial?

Lightning  Jul 26, 2018
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degree | 5 x^14 + 9 x^13 - 35 x^12 - 15 x^11 - 594 x^10 - 4366 x^8 + 153 x^7 - 21875 x^6 + 9 x^5 - 65691 x^4 + 90 x^3 - 109375 x^2 + 30 x - 78545] =14

Guest Jul 26, 2018

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