\sqrt[ 3 ] { 125 } + ( 2 + 0,5 ) : 1,2
Evaluate
\frac{85}{12}\approx 7,083333333
Factor
\frac{5 \cdot 17}{3 \cdot 2 ^ {2}} = 7\frac{1}{12} = 7.083333333333333
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5+\frac{2+0,5}{1,2}
Calculate \sqrt[3]{125} and get 5.
5+\frac{2,5}{1,2}
Add 2 and 0,5 to get 2,5.
5+\frac{25}{12}
Expand \frac{2,5}{1,2} by multiplying both numerator and the denominator by 10.
\frac{85}{12}
Add 5 and \frac{25}{12} to get \frac{85}{12}.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}