Evaluate
\frac{15}{8}=1.875
Factor
\frac{3 \cdot 5}{2 ^ {3}} = 1\frac{7}{8} = 1.875
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\frac{13\times 15}{1\times 15+7}\times \frac{11}{52}
Divide 13 by \frac{1\times 15+7}{15} by multiplying 13 by the reciprocal of \frac{1\times 15+7}{15}.
\frac{195}{1\times 15+7}\times \frac{11}{52}
Multiply 13 and 15 to get 195.
\frac{195}{15+7}\times \frac{11}{52}
Multiply 1 and 15 to get 15.
\frac{195}{22}\times \frac{11}{52}
Add 15 and 7 to get 22.
\frac{195\times 11}{22\times 52}
Multiply \frac{195}{22} times \frac{11}{52} by multiplying numerator times numerator and denominator times denominator.
\frac{2145}{1144}
Do the multiplications in the fraction \frac{195\times 11}{22\times 52}.
\frac{15}{8}
Reduce the fraction \frac{2145}{1144} to lowest terms by extracting and canceling out 143.
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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 ) }
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\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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