Evaluate
-2
Factor
-2
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\frac{3}{2}-\left(\frac{2}{5}\right)^{-1}+\frac{\frac{4}{3}}{-\frac{8}{9}}-\frac{2}{5}\left(-\frac{10}{8}\right)
Calculate \sqrt[3]{\frac{27}{8}} and get \frac{3}{2}.
\frac{3}{2}-\frac{5}{2}+\frac{\frac{4}{3}}{-\frac{8}{9}}-\frac{2}{5}\left(-\frac{10}{8}\right)
Calculate \frac{2}{5} to the power of -1 and get \frac{5}{2}.
-1+\frac{\frac{4}{3}}{-\frac{8}{9}}-\frac{2}{5}\left(-\frac{10}{8}\right)
Subtract \frac{5}{2} from \frac{3}{2} to get -1.
-1+\frac{4}{3}\left(-\frac{9}{8}\right)-\frac{2}{5}\left(-\frac{10}{8}\right)
Divide \frac{4}{3} by -\frac{8}{9} by multiplying \frac{4}{3} by the reciprocal of -\frac{8}{9}.
-1-\frac{3}{2}-\frac{2}{5}\left(-\frac{10}{8}\right)
Multiply \frac{4}{3} and -\frac{9}{8} to get -\frac{3}{2}.
-\frac{5}{2}-\frac{2}{5}\left(-\frac{10}{8}\right)
Subtract \frac{3}{2} from -1 to get -\frac{5}{2}.
-\frac{5}{2}-\frac{2}{5}\left(-\frac{5}{4}\right)
Reduce the fraction \frac{10}{8} to lowest terms by extracting and canceling out 2.
-\frac{5}{2}-\left(-\frac{1}{2}\right)
Multiply \frac{2}{5} and -\frac{5}{4} to get -\frac{1}{2}.
-\frac{5}{2}+\frac{1}{2}
The opposite of -\frac{1}{2} is \frac{1}{2}.
-2
Add -\frac{5}{2} and \frac{1}{2} to get -2.
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}