Evaluate
13
Factor
13
Share
Copied to clipboard
2+1+1+1+1+1+1+1+1-1+1+1+1+1+1\times 0
Add 1 and 1 to get 2.
3+1+1+1+1+1+1+1-1+1+1+1+1+1\times 0
Add 2 and 1 to get 3.
4+1+1+1+1+1+1-1+1+1+1+1+1\times 0
Add 3 and 1 to get 4.
5+1+1+1+1+1-1+1+1+1+1+1\times 0
Add 4 and 1 to get 5.
6+1+1+1+1-1+1+1+1+1+1\times 0
Add 5 and 1 to get 6.
7+1+1+1-1+1+1+1+1+1\times 0
Add 6 and 1 to get 7.
8+1+1-1+1+1+1+1+1\times 0
Add 7 and 1 to get 8.
9+1-1+1+1+1+1+1\times 0
Add 8 and 1 to get 9.
10-1+1+1+1+1+1\times 0
Add 9 and 1 to get 10.
9+1+1+1+1+1\times 0
Subtract 1 from 10 to get 9.
10+1+1+1+1\times 0
Add 9 and 1 to get 10.
11+1+1+1\times 0
Add 10 and 1 to get 11.
12+1+1\times 0
Add 11 and 1 to get 12.
13+1\times 0
Add 12 and 1 to get 13.
13+0
Multiply 1 and 0 to get 0.
13
Add 13 and 0 to get 13.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}