Enrhifo
-13
Ffactor
-13
Rhannu
Copïo i clipfwrdd
5-\left(5-\left(1-9\right)-3+12\right)+4
Tynnu 2 o 7 i gael 5.
5-\left(5-\left(-8\right)-3+12\right)+4
Tynnu 9 o 1 i gael -8.
5-\left(5+8-3+12\right)+4
Gwrthwyneb -8 yw 8.
5-\left(13-3+12\right)+4
Adio 5 a 8 i gael 13.
5-\left(10+12\right)+4
Tynnu 3 o 13 i gael 10.
5-22+4
Adio 10 a 12 i gael 22.
-17+4
Tynnu 22 o 5 i gael -17.
-13
Adio -17 a 4 i gael -13.
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}