Evaluate
21
Factor
3\times 7
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\frac{-24}{-8}+\sqrt[3]{-216}\left(-3\right)+0^{5}
Calculate -2 to the power of 3 and get -8.
3+\sqrt[3]{-216}\left(-3\right)+0^{5}
Divide -24 by -8 to get 3.
3-6\left(-3\right)+0^{5}
Calculate \sqrt[3]{-216} and get -6.
3+18+0^{5}
Multiply -6 and -3 to get 18.
21+0^{5}
Add 3 and 18 to get 21.
21+0
Calculate 0 to the power of 5 and get 0.
21
Add 21 and 0 to get 21.
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}