Enrhifo
2
Ffactor
2
Rhannu
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\frac{2\sqrt{2}}{\sqrt{2}}
Cyfuno \sqrt{2} a \sqrt{2} i gael 2\sqrt{2}.
\frac{2\sqrt{2}\sqrt{2}}{\left(\sqrt{2}\right)^{2}}
Mae'n rhesymoli enwadur \frac{2\sqrt{2}}{\sqrt{2}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{2}.
\frac{2\sqrt{2}\sqrt{2}}{2}
Sgwâr \sqrt{2} yw 2.
\frac{2\times 2}{2}
Lluosi \sqrt{2} a \sqrt{2} i gael 2.
\frac{4}{2}
Lluosi 2 a 2 i gael 4.
2
Rhannu 4 â 2 i gael 2.
Enghreifftiau
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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}