12. By how much does 8x³ – 6x² + 9x – 10 exceed 4x³ + 2x² + 7x - 3?
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12. By how much does 8x³ – 6x² + 9x – 10 exceed 4x³ + 2x² + 7x - 3?
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Step-by-step explanation:
8x³ – 6x² + 9x – 10 - (4x³ + 2x² + 7x - 3)
4x³-8x²-2x-13 Ans.
Step-by-step explanation:
Subtract both terms
8x^3-6x^2+9x-10-(4x^3+2x^2+7x-3)
8x^3-6x^2+9x-10-4x^3-2x^2-7x+3
8x^3-4x^3-6x^2-2x^2+9x-7x-10+3
4x^3-8x^3+2x-7