Mathematics · Sequences and Series
If un = √(n4 + 1) - √(n4 - 1), then the infinite series Σun is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Divergent
- 2Oscillatory
- 3Convergent✓
- 4None of these
Correct answer
Convergent
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