Enrhifo
\frac{20}{17}\approx 1.176470588
Ffactor
\frac{2 ^ {2} \cdot 5}{17} = 1\frac{3}{17} = 1.1764705882352942
Rhannu
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\frac{\left(1\times 17+6\right)\times 20}{17\left(1\times 20+3\right)}
Rhannwch \frac{1\times 17+6}{17} â \frac{1\times 20+3}{20} drwy luosi \frac{1\times 17+6}{17} â chilydd \frac{1\times 20+3}{20}.
\frac{\left(17+6\right)\times 20}{17\left(1\times 20+3\right)}
Lluosi 1 a 17 i gael 17.
\frac{23\times 20}{17\left(1\times 20+3\right)}
Adio 17 a 6 i gael 23.
\frac{460}{17\left(1\times 20+3\right)}
Lluosi 23 a 20 i gael 460.
\frac{460}{17\left(20+3\right)}
Lluosi 1 a 20 i gael 20.
\frac{460}{17\times 23}
Adio 20 a 3 i gael 23.
\frac{460}{391}
Lluosi 17 a 23 i gael 391.
\frac{20}{17}
Lleihau'r ffracsiwn \frac{460}{391} i'r graddau lleiaf posib drwy dynnu a chanslo allan 23.
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}