Math, asked by abhishekhawat7375, 11 months ago

What is the sum of squares of first 20 natural numbers

Answers

Answered by priya1357

0

S=n/2(2a+(n-1)d)
S=10(2+19)
S=10(21)
Sum=210

abhishekhawat7375: No no ....it's not a correct answer

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