Enrhifo
\frac{31}{26}\approx 1.192307692
Ffactor
\frac{31}{2 \cdot 13} = 1\frac{5}{26} = 1.1923076923076923
Rhannu
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\frac{\left(3\times 10+1\right)\times 5}{10\left(2\times 5+3\right)}
Rhannwch \frac{3\times 10+1}{10} â \frac{2\times 5+3}{5} drwy luosi \frac{3\times 10+1}{10} â chilydd \frac{2\times 5+3}{5}.
\frac{1+3\times 10}{2\left(3+2\times 5\right)}
Canslo 5 yn y rhifiadur a'r enwadur.
\frac{1+30}{2\left(3+2\times 5\right)}
Lluosi 3 a 10 i gael 30.
\frac{31}{2\left(3+2\times 5\right)}
Adio 1 a 30 i gael 31.
\frac{31}{2\left(3+10\right)}
Lluosi 2 a 5 i gael 10.
\frac{31}{2\times 13}
Adio 3 a 10 i gael 13.
\frac{31}{26}
Lluosi 2 a 13 i gael 26.
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}