\frac { 1 } { 1 + ( \frac { 30,5 } { 26,55 } ) ^ { 2 } } =
Evaluate
\frac{281961}{654061}\approx 0,431092819
Factor
\frac{3 ^ {4} \cdot 59 ^ {2}}{89 \cdot 7349} = 0.4310928185597368
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\frac{1}{1+\left(\frac{3050}{2655}\right)^{2}}
Expand \frac{30,5}{26,55} by multiplying both numerator and the denominator by 100.
\frac{1}{1+\left(\frac{610}{531}\right)^{2}}
Reduce the fraction \frac{3050}{2655} to lowest terms by extracting and canceling out 5.
\frac{1}{1+\frac{372100}{281961}}
Calculate \frac{610}{531} to the power of 2 and get \frac{372100}{281961}.
\frac{1}{\frac{654061}{281961}}
Add 1 and \frac{372100}{281961} to get \frac{654061}{281961}.
1\times \frac{281961}{654061}
Divide 1 by \frac{654061}{281961} by multiplying 1 by the reciprocal of \frac{654061}{281961}.
\frac{281961}{654061}
Multiply 1 and \frac{281961}{654061} to get \frac{281961}{654061}.
Examples
Quadratic equation
{ 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}