( 8,27 ) ^ { 2 } - ( 1,23 ) ^ { 2 }
Evaluate
66,88
Factor
\frac{11 \cdot 19 \cdot 2 ^ {3}}{5 ^ {2}} = 66\frac{22}{25} = 66.88
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68,3929-1,23^{2}
Calculate 8,27 to the power of 2 and get 68,3929.
68,3929-1,5129
Calculate 1,23 to the power of 2 and get 1,5129.
66,88
Subtract 1,5129 from 68,3929 to get 66,88.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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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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