(5x^3-3x^4-2x-9x^2-2)+(3x^3+2x^2-5x-7)
1 answer:
Answer:
-3x⁴ + 8x³ - 9x² - 7x - 9
General Formulas and Concepts:
Step-by-step explanation:
<u>Step 1: Define expression</u>
(5x³ - 3x⁴ - 2x - 9x² - 2) + (3x³ + 2x² - 5x - 7)
<u>Step 2: Simplify</u>
- Combine like terms (x³): -3x⁴ + 8x³ - 9x² - 2x - 5x - 2 - 7
- Combine like terms (x): -3x⁴ + 8x³ - 9x² - 7x - 2 - 7
- Combine like terms (constants): -3x⁴ + 8x³ - 9x² - 7x - 9
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