Enrhifo
432.4
Ffactor
\frac{2 \cdot 23 \cdot 47}{5} = 432\frac{2}{5} = 432.4
Rhannu
Copïo i clipfwrdd
238\times 0.5+76.4+53+48+80+56
Adio 77 a 161 i gael 238.
119+76.4+53+48+80+56
Lluosi 238 a 0.5 i gael 119.
195.4+53+48+80+56
Adio 119 a 76.4 i gael 195.4.
248.4+48+80+56
Adio 195.4 a 53 i gael 248.4.
296.4+80+56
Adio 248.4 a 48 i gael 296.4.
376.4+56
Adio 296.4 a 80 i gael 376.4.
432.4
Adio 376.4 a 56 i gael 432.4.
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}