( 5,2 - 7,7 ) : 1,3 =
Evaluate
-\frac{25}{13}\approx -1,923076923
Factor
-\frac{25}{13} = -1\frac{12}{13} = -1.9230769230769231
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\frac{-2,5}{1,3}
Subtract 7,7 from 5,2 to get -2,5.
\frac{-25}{13}
Expand \frac{-2,5}{1,3} by multiplying both numerator and the denominator by 10.
-\frac{25}{13}
Fraction \frac{-25}{13} can be rewritten as -\frac{25}{13} by extracting the negative sign.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
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699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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
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