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Find the sum to 'n' terms of 3.1^(2)+5.2...

Find the sum to 'n' terms of `3.1^(2)+5.2^(2)+7.3^(2)+`........

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Find the sum to 'n' terms of the series 1^(2)+3^(2)+5^(2)+.....+

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Find the sum of the n terms to the series 5^(2)+6^(2)+7^(2)+......+20^(2) ?

Find the sum to n terms of the series . 3 xx 1^(2) + 5 xx 2^(2) + 7 xx 3^(2) + . . . . . .

Find the sum to n terms of the series 1^(2)+(1^(2)+2^(2))+(1^(2)+2^(2)+3^(2))+.....

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3+5+7+ …..sum to n terms

The sum of first n terms of the series 1^(2) + 2.2^(2) +3^(2) + 2. 4^(2) + 5^(2) + 2. 6^(2) + "........." is ( n ( n + 1)^(2))/( 2) when n is even. When, n is odd, the sum is :

OSWAAL PUBLICATION-SAMPLE PAPER 6-EXERCISE
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  2. (iii) Find the modulus and argument of the complex numbers. (a) (1+i...

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  4. A and B are two events such that P(A) =0.54,P(B) =0.69 and P( A nnB) ...

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  5. A and B are two events such that P(A) =0.54,P(B) =0.69 and P( A nnB) ...

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  9. Calculate the mean deviation about median for the following distributi...

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  12. An examination paper consists of 12 questions diyided in to part A and...

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  13. 1.2+2.3+3.4+…………..+n(n+1)=n/3(n+1)(n+2) forall n in N.

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  18. Find the sum to 'n' terms of 3.1^(2)+5.2^(2)+7.3^(2)+........

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