Mister Exam

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Sum of series:
n^n/2^(n+1)
9/(9n^2+21n-8)
(3^(n+2)-2*6^n)/18^n
1/(2n+5)*(2n+7)
Derivative of:
5/2
Integral of d{x}:
5/2
Limit of the function:
5/2
Identical expressions
five / two
5 divide by 2
five divide by two
Similar expressions
(n^5)/(2981^n)
5/(25*n^2-5*n-6)
-25/(2i-2)*(2i-1)
((7n+5)/(2n))^n
(1/2n+2/(n+1)-5/(2n+4))

Sum of series/ 5/2

Sum of series 5/2

The solution

You have entered [src]

$$\sum_{n=1}^{1} \frac{5}{2}$$

Sum(5/2, (n, 1, 1))

The rate of convergence of the power series

The answer [src]

5/2

$$\frac{5}{2}$$

5/2

Numerical answer [src]

2.50000000000000000000000000000

2.50000000000000000000000000000

The graph

Sum of series 5/2

Examples of finding the sum of a series

The Sum of the Power Series
```
x^n/n
```
```
(x-1)^n
```
Factorial
```
1/2^(n!)
```
```
n^2/n!
```
```
x^n/n!
```
```
k!/(n!*(n+k)!)
```
Flint Hills Series
```
csc(n)^2/n^3
```
Basel problem
```
1/n^2
```
```
1/n^4
```
```
1/n^6
```
Harmonic series
```
1/n
```
Grandi's series
```
(-1)^n
```
Alternating series
```
(-1)^(n + 1)/n
```
```
(n + 2)*(-1)^(n - 1)
```
```
(3*n - 1)/(-5)^n
```
```
(-1)^(n - 1)*n/(6*n - 5)
```
Newton–Mercator series
```
(-1)^(n + 1)/n*x^n
```
Exam the series for convergence
```
(3*n - 1)/(-5)^n
```