Evaluate
0.8064
Factor
\frac{7 \cdot 2 ^ {3} \cdot 3 ^ {2}}{5 ^ {4}} = 0.8064
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\frac{12\times 0.8\left(-0.2+2\right)\left(-0.2+3\right)\times 0.4}{24}
Add -0.2 and 1 to get 0.8.
\frac{9.6\left(-0.2+2\right)\left(-0.2+3\right)\times 0.4}{24}
Multiply 12 and 0.8 to get 9.6.
\frac{9.6\times 1.8\left(-0.2+3\right)\times 0.4}{24}
Add -0.2 and 2 to get 1.8.
\frac{17.28\left(-0.2+3\right)\times 0.4}{24}
Multiply 9.6 and 1.8 to get 17.28.
\frac{17.28\times 2.8\times 0.4}{24}
Add -0.2 and 3 to get 2.8.
\frac{48.384\times 0.4}{24}
Multiply 17.28 and 2.8 to get 48.384.
\frac{19.3536}{24}
Multiply 48.384 and 0.4 to get 19.3536.
\frac{193536}{240000}
Expand \frac{19.3536}{24} by multiplying both numerator and the denominator by 10000.
\frac{504}{625}
Reduce the fraction \frac{193536}{240000} to lowest terms by extracting and canceling out 384.
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}