If f(x) = 3x² + 4x³ − 5x + 2 and g(x) = −x³ − x³ + 5, find f(x) − g(x).

University of Ilorin MTH102 2026-test past question

1. 6x³ + 3x² − 5x − 3
2. 2x³ + 3x² − 5x − 3
3. 6x³ + 3x² − 5x + 7
4. 4x³ + 3x² − 5x − 3

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