\frac { 8 + 8 \cdot 7 - 1 } { 40 \cdot 3,1 }
Evaluate
\frac{63}{124}\approx 0,508064516
Factor
\frac{7 \cdot 3 ^ {2}}{31 \cdot 2 ^ {2}} = 0.5080645161290323
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\frac{8+56-1}{40\times 3,1}
Multiply 8 and 7 to get 56.
\frac{64-1}{40\times 3,1}
Add 8 and 56 to get 64.
\frac{63}{40\times 3,1}
Subtract 1 from 64 to get 63.
\frac{63}{124}
Multiply 40 and 3,1 to get 124.
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y = 3x + 4
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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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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