Evaluate
\frac{8}{5}=1.6
Factor
\frac{2 ^ {3}}{5} = 1\frac{3}{5} = 1.6
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\frac{12\times 5+4}{5\times 8}
Express \frac{\frac{12\times 5+4}{5}}{8} as a single fraction.
\frac{60+4}{5\times 8}
Multiply 12 and 5 to get 60.
\frac{64}{5\times 8}
Add 60 and 4 to get 64.
\frac{64}{40}
Multiply 5 and 8 to get 40.
\frac{8}{5}
Reduce the fraction \frac{64}{40} to lowest terms by extracting and canceling out 8.
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\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}