Evaluate
-\frac{1}{5}=-0.2
Factor
-\frac{1}{5} = -0.2
Share
Copied to clipboard
\frac{6+|-6|-3^{2}}{3-18}
Subtract 8 from 2 to get -6.
\frac{6+6-3^{2}}{3-18}
The absolute value of a real number a is a when a\geq 0, or -a when a<0. The absolute value of -6 is 6.
\frac{12-3^{2}}{3-18}
Add 6 and 6 to get 12.
\frac{12-9}{3-18}
Calculate 3 to the power of 2 and get 9.
\frac{3}{3-18}
Subtract 9 from 12 to get 3.
\frac{3}{-15}
Subtract 18 from 3 to get -15.
-\frac{1}{5}
Reduce the fraction \frac{3}{-15} to lowest terms by extracting and canceling out 3.
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}