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[" (1) "(A,50+46A)" ."(2)(A,50+45A)" (3) "(50,50+46A)" (4) (4) (Do,soling-Apr "2019]],[" The sum "(3times1^(3))/(1^(2))+(5times(1^(3)+2^(3)))/(1^(2)+2^(2))+(7times(1^(3)+2^(3)+3^(3)))/(1^(2)+2^(2)+3^(2))+......" upto "10^(" th ")" term,is: "],[[" (1) "660," (2) "620," (3) "680," (4) "600]]

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The sum (3 xx 1^(3))/(1^(2)) + (5 xx (1^(3) + 2^(3)))/(1^(2) + 2^(2)) + (7 xx (1^(3) + 2^(3) + 3^(3)))/(1^(2) +2^(2) + 3^(2))... upto 10th term is

The sum (3 xx 1^(3))/(1^(2)) + (5 xx (1^(3) + 2^(3)))/(1^(2) + 2^(2)) + (7 xx (1^(3) + 2^(3) + 3^(3)))/(1^(2) + 2^(2) + 3^(2)) + ....

The sum up to 10 terms of the series (3 xx 1^(3))/(1^(2)) + (5 xx (1^(3) + 2^(3)))/(1^(2) + 2^(2)) + (7 xx (1^(3) + 2^(3) + 3^(3)))/(1^(2) + 2^(2) + 3^(2)) + ....

3/(1^2 2^2)+5/(2^2 3^2)+7/(3^2 4^2)+ . . . upto 10th term

The sum of (3)/(1^(3))+(5)/(1^(3)+2^(3))+(7)/(1^(3)+2^(3)+3^(3))+...... upto 11 terms is equal to

(((-2)/(3))^(-2))^(3)times((1)/(3))^(-4)times3^(-1)times(1)/(6)

The sum to 50 terms of series (3)/(1^(2))+(5)/(1^(2)+2^(2))+(7)/(1^(2)+2^(2)+3^(2))+...... is equal to

The sum of series (601)/(50)((1)/(1+1^(2)+1^(4))+(2)/(1+2^(2)+2^(4))+(3)/(1+3^(2)+3^(4))+...+(24)/(1+(24)^(2)+(24)^(4)))

Evaluate : [((1)/(2))^(3)-((1)/(3))^(2)]times((3)/(5))^(2)times((-2)/(3))^(3)

[((3)/(4))^(3)]-:((3)/(4))^(2)times((1)/(3))^(-2)times3^(-1)times((1)/(6))^(-1)