College Algebra
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Perform the indicated operation.
(−2x4+10x3+6x−3)−(x4−7x2+8x+5)\left(-2x^4+10x^3+6x-3\right)-\left(x^4-7x^2+8x+5\right)(−2x4+10x3+6x−3)−(x4−7x2+8x+5)
−3x4+10x3+7x2−2x−8-3x^4+10x^3+7x^2-2x-8−3x4+10x3+7x2−2x−8
−3x4+17x3−2x−8-3x^4+17x^3-2x-8−3x4+17x3−2x−8
−3x4+17x2−2x−8-3x^4+17x^2-2x-8−3x4+17x2−2x−8
−x4+10x3−7x2+14x+2-x^4+10x^3-7x^2+14x+2−x4+10x3−7x2+14x+2
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