Mister Exam
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How to use it?
Sum of series
:
x^n/n
1/(3n-2)(3n+1)
1/((3n-2)(3n+1))
ln^n(x)/n!
Limit of the function
:
20
Integral of d{x}
:
20
Identical expressions
twenty
20
Similar expressions
(-1)^(n+1)/log(n+2^0.5)
Sum of series
/
20
Sum of series 20
∑
=
Find the sum of the series!
The solution
You have entered
[src]
3 __ \ ` ) 20 /_, n = 61
$$\sum_{n=61}^{3} 20$$
Sum(20, (n, 61, 3))
The rate of convergence of the power series
The answer
[src]
-1140
$$-1140$$
-1140
Numerical answer
[src]
-1140.00000000000000000000000000
-1140.00000000000000000000000000
The graph
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