Enrhifo
-2x-2y-2z
Ehangu
-2x-2y-2z
Rhannu
Copïo i clipfwrdd
-y-z-\left(y+x\right)-\left(x+z\right)
I ddod o hyd i wrthwyneb y+z, dewch o hyd i wrthwyneb pob term.
-y-z-y-x-\left(x+z\right)
I ddod o hyd i wrthwyneb y+x, dewch o hyd i wrthwyneb pob term.
-2y-z-x-\left(x+z\right)
Cyfuno -y a -y i gael -2y.
-2y-z-x-x-z
I ddod o hyd i wrthwyneb x+z, dewch o hyd i wrthwyneb pob term.
-2y-z-2x-z
Cyfuno -x a -x i gael -2x.
-2y-2z-2x
Cyfuno -z a -z i gael -2z.
-y-z-\left(y+x\right)-\left(x+z\right)
I ddod o hyd i wrthwyneb y+z, dewch o hyd i wrthwyneb pob term.
-y-z-y-x-\left(x+z\right)
I ddod o hyd i wrthwyneb y+x, dewch o hyd i wrthwyneb pob term.
-2y-z-x-\left(x+z\right)
Cyfuno -y a -y i gael -2y.
-2y-z-x-x-z
I ddod o hyd i wrthwyneb x+z, dewch o hyd i wrthwyneb pob term.
-2y-z-2x-z
Cyfuno -x a -x i gael -2x.
-2y-2z-2x
Cyfuno -z a -z i gael -2z.
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}