Evaluate
\frac{313}{168}\approx 1.863095238
Factor
\frac{313}{2 ^ {3} \cdot 3 \cdot 7} = 1\frac{145}{168} = 1.8630952380952381
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\frac{48+23}{24}-\frac{23}{21}
Multiply 2 and 24 to get 48.
\frac{71}{24}-\frac{23}{21}
Add 48 and 23 to get 71.
\frac{497}{168}-\frac{184}{168}
Least common multiple of 24 and 21 is 168. Convert \frac{71}{24} and \frac{23}{21} to fractions with denominator 168.
\frac{497-184}{168}
Since \frac{497}{168} and \frac{184}{168} have the same denominator, subtract them by subtracting their numerators.
\frac{313}{168}
Subtract 184 from 497 to get 313.
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y = 3x + 4
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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}