Math, asked by haemnadhmandadapu, 3 days ago

Sum of 20 terms of the series 1^ 2 +2.2^ 2 +3^ 2 +2.4^ 2 +5^ 2 +2.6^ 2 +... is
A 4412
B 4414
C 4410
D 484

Answers

Answered by harshitnaik175

1

Answer:

n2(n+1) it is right answers

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