Mathematics · Limits
Evaluate the limit: limn→∞ [ (1/n2) sec2(1/n2) + (2/n2) sec2(4/n2) + (3/n2) sec2(9/n2) + ... + (1/n) sec2(1) ]
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1tan-1(1)
- 2(1/2) tan-1(1)
- 3(1/2) tan 1✓
- 4(1/2) sec 1
Correct answer
(1/2) tan 1
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