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1^(3)-2^(3)+3^(3)-4^(3)+...+9^(3)=...

1^(3)-2^(3)+3^(3)-4^(3)+...+9^(3)=

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The sum of the series 1^(3)-2^(3)+3^(3)-......+9^(3)=

1^(3)-2^(3)+3^(3)+...9^(3)=

1^(3)+2^(3)+3^(3)+4^(3)+5^(3)+6^(3)+7^(3)+8^(3)+9^(3)+10^(3)

The sum of the series 1^3 - 2^3 + 3^3 - ....+ 9^3 =

Evaluate lim _( x to oo) ((1^(2) )/(n ^(3) +1 ^(3))+(2 ^(2))/(n ^(3) +2 ^(3)) + (3 ^(2))/(n ^(3)+ 3 ^(3))+ .... + (4)/(9n)).

Evaluate lim _( x to oo) ((1^(2) )/(n ^(3) +1 ^(3))+(2 ^(2))/(n ^(3) +2 ^(3)) + (3 ^(2))/(n ^(3)+ 3 ^(3))+ .... + (4)/(9n)).

The value of: (9^(x)(9^(x-1)))^(x)/(9^(x+1).3^(2x-2)){(729^(x/3))/81}^(-x) + (3^(a) -2^(3) .3^(a-2))/(3^(a) -3^(a-1)) is:

The value of 1- 1/2(3/4) + 1/3(3/4)^(2) -1/4(3/4)^(3) + ... is:

if x=(2^(-2) - 2^(-3)) ,y=(2^(-3) - 2^(-4)) ,z=(2^(-4) - 2^(-2)) then the value of x^3 + y^3 + z^3 = 0 1 -9/2048 -9/1024