Enrhifo
506.5
Ffactor
\frac{1013}{2} = 506\frac{1}{2} = 506.5
Rhannu
Copïo i clipfwrdd
229+87.5+66+62+62
Adio 106 a 123 i gael 229.
316.5+66+62+62
Adio 229 a 87.5 i gael 316.5.
382.5+62+62
Adio 316.5 a 66 i gael 382.5.
444.5+62
Adio 382.5 a 62 i gael 444.5.
506.5
Adio 444.5 a 62 i gael 506.5.
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}