Evaluate
27.28
Factor
\frac{2 \cdot 11 \cdot 31}{5 ^ {2}} = 27\frac{7}{25} = 27.28
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15+12+0.67-0.39
Multiply 5 and 3 to get 15. Multiply 2 and 6 to get 12.
27+0.67-0.39
Add 15 and 12 to get 27.
27.67-0.39
Add 27 and 0.67 to get 27.67.
27.28
Subtract 0.39 from 27.67 to get 27.28.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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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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