Enrhifo
\frac{121}{28}\approx 4.321428571
Ffactor
\frac{11 ^ {2}}{2 ^ {2} \cdot 7} = 4\frac{9}{28} = 4.321428571428571
Rhannu
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\frac{\left(14+8\right)\times 11}{28\times 2}
Rhannwch \frac{14+8}{28} â \frac{2}{11} drwy luosi \frac{14+8}{28} â chilydd \frac{2}{11}.
\frac{22\times 11}{28\times 2}
Adio 14 a 8 i gael 22.
\frac{242}{28\times 2}
Lluosi 22 a 11 i gael 242.
\frac{242}{56}
Lluosi 28 a 2 i gael 56.
\frac{121}{28}
Lleihau'r ffracsiwn \frac{242}{56} i'r graddau lleiaf posib drwy dynnu a chanslo allan 2.
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}