Enrhifo
\frac{85}{9}\approx 9.444444444
Ffactor
\frac{5 \cdot 17}{3 ^ {2}} = 9\frac{4}{9} = 9.444444444444445
Rhannu
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\frac{\left(5\times 3+2\right)\times 5}{3\times 3}
Rhannwch \frac{5\times 3+2}{3} â \frac{3}{5} drwy luosi \frac{5\times 3+2}{3} â chilydd \frac{3}{5}.
\frac{\left(15+2\right)\times 5}{3\times 3}
Lluosi 5 a 3 i gael 15.
\frac{17\times 5}{3\times 3}
Adio 15 a 2 i gael 17.
\frac{85}{3\times 3}
Lluosi 17 a 5 i gael 85.
\frac{85}{9}
Lluosi 3 a 3 i gael 9.
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}