What should be added to 10- 8x-x²-7x³ to get 8x³-3x+15?
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Answer:
hsgshsbshdhd-34262262742366353
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Step-by-step explanation:
=(8x^2-3x+15) - (10-8x-x^2-7x^3)
=8x^3-3x+15-10+8x+x^2+7x^3
=15x^3+5x+5+x^2
=15x^3+x^2+5x+5
Hence, 15x^3+x^2+5x+5 should be added to get 8x^3-3x+15.
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