Mister Exam

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How to use it?
Sum of series:
24/((5-3n)(2-3n))
(5^(1/sqrtn)-1)^3
arctan(n+3)-arctan(n+1)
1/n(n^2-1)
Identical expressions
two hundred and twenty-five
225
two hundred and twenty minus five
Similar expressions
((-1/2)^n+3*(1/2)^n/5)^2*25/16
(157/50)^2*259/(4*100)

Sum of series/ 225

Sum of series 225

The solution

You have entered [src]

$$\sum_{i=1}^{n} 225$$

Sum(225, (i, 1, n))

The rate of convergence of the power series

The answer [src]

225*n

$$225 n$$

225*n

The graph

Sum of series 225

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
```