Enrhifo
\left(x-y\right)\left(\frac{x}{5}+\frac{y}{5}-2\right)
Ehangu
\frac{x^{2}}{5}-\frac{y^{2}}{5}+2y-2x
Rhannu
Copïo i clipfwrdd
\left(0.2x+0.2y-2\right)\left(x-y\right)
Defnyddio’r briodwedd ddosbarthu i luosi 1 â 0.2x+0.2y-2.
0.2x^{2}-0.2xy+0.2yx-0.2y^{2}-2x+2y
Cyfrifwch y briodoledd ddosrannol drwy luosi pob 0.2x+0.2y-2 gan bob x-y.
0.2x^{2}-0.2y^{2}-2x+2y
Cyfuno -0.2xy a 0.2yx i gael 0.
\left(0.2x+0.2y-2\right)\left(x-y\right)
Defnyddio’r briodwedd ddosbarthu i luosi 1 â 0.2x+0.2y-2.
0.2x^{2}-0.2xy+0.2yx-0.2y^{2}-2x+2y
Cyfrifwch y briodoledd ddosrannol drwy luosi pob 0.2x+0.2y-2 gan bob x-y.
0.2x^{2}-0.2y^{2}-2x+2y
Cyfuno -0.2xy a 0.2yx i gael 0.
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}