Enrhifo
237.4
Ffactor
\frac{1187}{5} = 237\frac{2}{5} = 237.4
Rhannu
Copïo i clipfwrdd
52.9+41.8+23+119.7
Adio 21.3 a 31.6 i gael 52.9.
94.7+23+119.7
Adio 52.9 a 41.8 i gael 94.7.
117.7+119.7
Adio 94.7 a 23 i gael 117.7.
237.4
Adio 117.7 a 119.7 i gael 237.4.
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}