Enrhifo
x\left(x+3y\right)
Ehangu
x^{2}+3xy
Rhannu
Copïo i clipfwrdd
\frac{2}{3}x^{2}-xy-\left(-\frac{2}{3}xy-\frac{7}{3}xy\right)-\left(-x\right)y+\frac{1}{2}x^{2}-\frac{1}{6}x^{2}
Cyfuno x^{2} a -\frac{1}{3}x^{2} i gael \frac{2}{3}x^{2}.
\frac{2}{3}x^{2}-xy-\left(-3xy\right)-\left(-x\right)y+\frac{1}{2}x^{2}-\frac{1}{6}x^{2}
Cyfuno -\frac{2}{3}xy a -\frac{7}{3}xy i gael -3xy.
\frac{2}{3}x^{2}-xy+3xy-\left(-x\right)y+\frac{1}{2}x^{2}-\frac{1}{6}x^{2}
Gwrthwyneb -3xy yw 3xy.
\frac{2}{3}x^{2}-xy+3xy-\left(-x\right)y+\frac{1}{3}x^{2}
Cyfuno \frac{1}{2}x^{2} a -\frac{1}{6}x^{2} i gael \frac{1}{3}x^{2}.
\frac{2}{3}x^{2}+2xy-\left(-x\right)y+\frac{1}{3}x^{2}
Cyfuno -xy a 3xy i gael 2xy.
\frac{2}{3}x^{2}+2xy+xy+\frac{1}{3}x^{2}
Lluosi -1 a -1 i gael 1.
\frac{2}{3}x^{2}+3xy+\frac{1}{3}x^{2}
Cyfuno 2xy a xy i gael 3xy.
x^{2}+3xy
Cyfuno \frac{2}{3}x^{2} a \frac{1}{3}x^{2} i gael x^{2}.
\frac{2}{3}x^{2}-xy-\left(-\frac{2}{3}xy-\frac{7}{3}xy\right)-\left(-x\right)y+\frac{1}{2}x^{2}-\frac{1}{6}x^{2}
Cyfuno x^{2} a -\frac{1}{3}x^{2} i gael \frac{2}{3}x^{2}.
\frac{2}{3}x^{2}-xy-\left(-3xy\right)-\left(-x\right)y+\frac{1}{2}x^{2}-\frac{1}{6}x^{2}
Cyfuno -\frac{2}{3}xy a -\frac{7}{3}xy i gael -3xy.
\frac{2}{3}x^{2}-xy+3xy-\left(-x\right)y+\frac{1}{2}x^{2}-\frac{1}{6}x^{2}
Gwrthwyneb -3xy yw 3xy.
\frac{2}{3}x^{2}-xy+3xy-\left(-x\right)y+\frac{1}{3}x^{2}
Cyfuno \frac{1}{2}x^{2} a -\frac{1}{6}x^{2} i gael \frac{1}{3}x^{2}.
\frac{2}{3}x^{2}+2xy-\left(-x\right)y+\frac{1}{3}x^{2}
Cyfuno -xy a 3xy i gael 2xy.
\frac{2}{3}x^{2}+2xy+xy+\frac{1}{3}x^{2}
Lluosi -1 a -1 i gael 1.
\frac{2}{3}x^{2}+3xy+\frac{1}{3}x^{2}
Cyfuno 2xy a xy i gael 3xy.
x^{2}+3xy
Cyfuno \frac{2}{3}x^{2} a \frac{1}{3}x^{2} i gael x^{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}