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Limits Continuity and Differentiability question

2024 · 6 Apr · Shift 2 · Q34
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  5. /2024 · 6 Apr · Shift 2 · Q34

Limits Continuity and Differentiability question

2024 · 6 Apr · Shift 2 · Q34

JEE MainMathematicsLimits Continuity and DifferentiabilityMCQ+4 / −1
lim⁡n→∞(12−1)(n−1)+(22−2)(n−2)+⋯+((n−1)2−(n−1))⋅1(13+23+⋯⋯+n3)−(12+22+⋯⋯+n2)\lim_{n \rightarrow \infty} \frac{\left(1^2-1\right)(n-1)+\left(2^2-2\right)(n-2)+\cdots+\left((n-1)^2-(n-1)\right) \cdot 1}{\left(1^3+2^3+\cdots \cdots+n^3\right)-\left(1^2+2^2+\cdots \cdots+n^2\right)}n→∞lim​(13+23+⋯⋯+n3)−(12+22+⋯⋯+n2)(12−1)(n−1)+(22−2)(n−2)+⋯+((n−1)2−(n−1))⋅1​ is equal to :
  1. A
    23\frac{2}{3}32​
  2. B
    12\frac{1}{2}21​
  3. C
    34\frac{3}{4}43​
  4. D
    13\frac{1}{3}31​
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