Evaluate
8
Factor
2^{3}
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\left(-2\right)^{2}\times \frac{4}{2}+\left(0\times 0\right)^{2}\times \frac{3}{9}+1\times 0
Subtract 0 from -2 to get -2.
4\times \frac{4}{2}+\left(0\times 0\right)^{2}\times \frac{3}{9}+1\times 0
Calculate -2 to the power of 2 and get 4.
4\times 2+\left(0\times 0\right)^{2}\times \frac{3}{9}+1\times 0
Divide 4 by 2 to get 2.
8+\left(0\times 0\right)^{2}\times \frac{3}{9}+1\times 0
Multiply 4 and 2 to get 8.
8+0^{2}\times \frac{3}{9}+1\times 0
Multiply 0 and 0 to get 0.
8+0\times \frac{3}{9}+1\times 0
Calculate 0 to the power of 2 and get 0.
8+0\times \frac{1}{3}+1\times 0
Reduce the fraction \frac{3}{9} to lowest terms by extracting and canceling out 3.
8+0+1\times 0
Multiply 0 and \frac{1}{3} to get 0.
8+1\times 0
Add 8 and 0 to get 8.
8+0
Multiply 1 and 0 to get 0.
8
Add 8 and 0 to get 8.
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}