Evaluate
\frac{189}{80}=2.3625
Factor
\frac{3 ^ {3} \cdot 7}{2 ^ {4} \cdot 5} = 2\frac{29}{80} = 2.3625
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\frac{25+8^{2}+10^{2}}{2\times 8\times 5}
Calculate 5 to the power of 2 and get 25.
\frac{25+64+10^{2}}{2\times 8\times 5}
Calculate 8 to the power of 2 and get 64.
\frac{89+10^{2}}{2\times 8\times 5}
Add 25 and 64 to get 89.
\frac{89+100}{2\times 8\times 5}
Calculate 10 to the power of 2 and get 100.
\frac{189}{2\times 8\times 5}
Add 89 and 100 to get 189.
\frac{189}{16\times 5}
Multiply 2 and 8 to get 16.
\frac{189}{80}
Multiply 16 and 5 to get 80.
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}