Mathematics · Inverse Trigonometric Functions
Let Sk = ∑r=1k tan-16r22r+1 + 32r+1, then limk→∞ Sk is equal to:
- 1tan-1(3/2)
- 2π/2
- 3cot-1(3/2)✓
- 4tan-1(3)
Correct answer
cot-1(3/2)
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