Evaluate
\frac{23}{20}=1.15
Factor
\frac{23}{2 ^ {2} \cdot 5} = 1\frac{3}{20} = 1.15
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\frac{\frac{18}{30}+\frac{5}{30}}{\frac{2}{3}}
Least common multiple of 5 and 6 is 30. Convert \frac{3}{5} and \frac{1}{6} to fractions with denominator 30.
\frac{\frac{18+5}{30}}{\frac{2}{3}}
Since \frac{18}{30} and \frac{5}{30} have the same denominator, add them by adding their numerators.
\frac{\frac{23}{30}}{\frac{2}{3}}
Add 18 and 5 to get 23.
\frac{23}{30}\times \frac{3}{2}
Divide \frac{23}{30} by \frac{2}{3} by multiplying \frac{23}{30} by the reciprocal of \frac{2}{3}.
\frac{23\times 3}{30\times 2}
Multiply \frac{23}{30} times \frac{3}{2} by multiplying numerator times numerator and denominator times denominator.
\frac{69}{60}
Do the multiplications in the fraction \frac{23\times 3}{30\times 2}.
\frac{23}{20}
Reduce the fraction \frac{69}{60} to lowest terms by extracting and canceling out 3.
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\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
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