WBJEE · Maths · Sequences and Series
Sum of \(n\) terms of the following series \(1^3+3^3+5^3+7^3+\ldots \ldots \ldots\) is
- A \(n^2\left(2 n^2-1\right)\)
- B \(\mathrm{n}^3(\mathrm{n}-1)\)
- C \(n^3+8 n+4\)
- D \(2 n^4+3 n^2\)
Answer & Solution
Correct Answer
(A) \(n^2\left(2 n^2-1\right)\)
Step-by-step Solution
Detailed explanation
Hints : \(\sum(2 n-1)^3\)…
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