Find the first four terms in the expansion of (1 − x)^(−1/2).
Lagos State University MAT101 2024 past question
- 1 + (1/2)x + (3/2)x² + (15/4)x³
- 1 − (1/2)x + (3/2)x² + (5/16)x³
- −1 + (1/2)x + (5/2)x² + (15/4)x³
- 1 + (1/2)x + (3/8)x² + (5/16)x³
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