Let Sn=Summation of k=1 to 4n (-1)^k(k+1)/2 × k^2. Then Sn can take value(s): | JEE Advanced Maths

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Let Sn=Summation of k=1 to 4n (-1)^k(k+1)/2 k^2. Then Sn can take value(s):
A. 1056
B. 1088
C. 1120
D. 1332
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Let Sn=Summation of k=1 to 4n (-1)^k(k+1)/2 × k^2. Then Sn can take value(s): | JEE Advanced Maths

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