Evaluate
-4
Factor
-4
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-1+\frac{-2}{-\frac{1}{3}}-|-9|
Calculate 1 to the power of 4 and get 1.
-1-2\left(-3\right)-|-9|
Divide -2 by -\frac{1}{3} by multiplying -2 by the reciprocal of -\frac{1}{3}.
-1+6-|-9|
Multiply -2 and -3 to get 6.
5-|-9|
Add -1 and 6 to get 5.
5-9
The absolute value of a real number a is a when a\geq 0, or -a when a<0. The absolute value of -9 is 9.
-4
Subtract 9 from 5 to get -4.
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}