Enrhifo
\frac{7}{12500000}=0.00000056
Ffactor
\frac{7}{2 ^ {5} \cdot 5 ^ {8}} = 5.6000000000000005 \times 10^{-7}
Rhannu
Copïo i clipfwrdd
28\times \frac{1}{100000000}\times \frac{628}{314}
Cyfrifo 10 i bŵer -8 a chael \frac{1}{100000000}.
\frac{7}{25000000}\times \frac{628}{314}
Lluosi 28 a \frac{1}{100000000} i gael \frac{7}{25000000}.
\frac{7}{25000000}\times 2
Rhannu 628 â 314 i gael 2.
\frac{7}{12500000}
Lluosi \frac{7}{25000000} a 2 i gael \frac{7}{12500000}.
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}