Enrhifo
4
Ffactor
2^{2}
Rhannu
Copïo i clipfwrdd
\frac{\left(5\times 9+1\right)\times 18}{9\left(1\times 18+5\right)}
Rhannwch \frac{5\times 9+1}{9} â \frac{1\times 18+5}{18} drwy luosi \frac{5\times 9+1}{9} â chilydd \frac{1\times 18+5}{18}.
\frac{2\left(1+5\times 9\right)}{5+18}
Canslo 9 yn y rhifiadur a'r enwadur.
\frac{2\left(1+45\right)}{5+18}
Lluosi 5 a 9 i gael 45.
\frac{2\times 46}{5+18}
Adio 1 a 45 i gael 46.
\frac{92}{5+18}
Lluosi 2 a 46 i gael 92.
\frac{92}{23}
Adio 5 a 18 i gael 23.
4
Rhannu 92 â 23 i gael 4.
Enghreifftiau
Hafaliad cwadratig
{ x } ^ { 2 } - 4 x - 5 = 0
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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}