Evaluate
299
Factor
13\times 23
Share
Copied to clipboard
45+23+102+6+36+11+24+40+12
Add 25 and 20 to get 45.
68+102+6+36+11+24+40+12
Add 45 and 23 to get 68.
170+6+36+11+24+40+12
Add 68 and 102 to get 170.
176+36+11+24+40+12
Add 170 and 6 to get 176.
212+11+24+40+12
Add 176 and 36 to get 212.
223+24+40+12
Add 212 and 11 to get 223.
247+40+12
Add 223 and 24 to get 247.
287+12
Add 247 and 40 to get 287.
299
Add 287 and 12 to get 299.
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}