Find dy/dx if y = (x² + 1)/(x³ + x + 1).
University of Ilorin MTH102 2026-exam past question
- (−x⁴ − 2x² + 2x − 1)/(x³ + x + 1)²
- (x⁴ + 2x² − 2x + 1)/(x³ + x + 1)²
- (−x⁴ + 2x² + 2x − 1)/(x³ + x + 1)²
- 2x/(3x² + 1)
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