Mathematics · Progression and Series
The value of (13 + 23 + ... + n3) - (1 + 2 + ... + n) is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(n2 + n)(n2 + n - 1)4
- 2(n2 + n)(n2 + n - 2)2
- 3(n2 + n)(n2 + n - 2)4✓
- 4(n2 + n)(n2 + n - 1)2
Correct answer
(n2 + n)(n2 + n - 2)4
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