Evaluate
-\frac{26}{9}\approx -2.888888889
Factor
-\frac{26}{9} = -2\frac{8}{9} = -2.888888888888889
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\frac{1}{9}+\left(-2\right)^{0}-|-4|
Calculate 3 to the power of -2 and get \frac{1}{9}.
\frac{1}{9}+1-|-4|
Calculate -2 to the power of 0 and get 1.
\frac{10}{9}-|-4|
Add \frac{1}{9} and 1 to get \frac{10}{9}.
\frac{10}{9}-4
The absolute value of a real number a is a when a\geq 0, or -a when a<0. The absolute value of -4 is 4.
-\frac{26}{9}
Subtract 4 from \frac{10}{9} to get -\frac{26}{9}.
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}