\frac { 2,1 \cdot 3,5 } { 4,9 } =
Evaluate
1,5
Factor
\frac{3}{2} = 1\frac{1}{2} = 1.5
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\frac{7,35}{4,9}
Multiply 2,1 and 3,5 to get 7,35.
\frac{735}{490}
Expand \frac{7,35}{4,9} by multiplying both numerator and the denominator by 100.
\frac{3}{2}
Reduce the fraction \frac{735}{490} to lowest terms by extracting and canceling out 245.
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Matrix
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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
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Limits
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