Enrhifo
\frac{421201}{6561}\approx 64.19768328
Ffactor
\frac{11 ^ {2} \cdot 59 ^ {2}}{3 ^ {8}} = 64\frac{1297}{6561} = 64.1976832799878
Rhannu
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\left(8+3^{-4}\right)^{2}
Cyfrifo 2 i bŵer 3 a chael 8.
\left(8+\frac{1}{81}\right)^{2}
Cyfrifo 3 i bŵer -4 a chael \frac{1}{81}.
\left(\frac{649}{81}\right)^{2}
Adio 8 a \frac{1}{81} i gael \frac{649}{81}.
\frac{421201}{6561}
Cyfrifo \frac{649}{81} i bŵer 2 a chael \frac{421201}{6561}.
Enghreifftiau
Hafaliad cwadratig
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometreg
4 \sin \theta \cos \theta = 2 \sin \theta
Hafaliad llinol
y = 3x + 4
Rhifyddeg
699 * 533
Matrics
\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]
Hafaliad ar y pryd
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Gwahaniaethu
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integreiddiad
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}