Mathematics · Sequence and Series
For an infinite geometric progression a, ar, ar2, ar3, ... if the numerical value of common ratio |r| < 1, then the sum to infinity S∞ will be:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1S∞ = a1 + r
- 2S∞ = a
- 3S∞ = 11 - r
- 4S∞ = a1 - r✓
Correct answer
S∞ = a1 - r
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