Enrhifo
39.12
Ffactor
\frac{2 \cdot 3 \cdot 163}{5 ^ {2}} = 39\frac{3}{25} = 39.12
Rhannu
Copïo i clipfwrdd
16.67+2.84+3.34+14.03+2.24
Adio 11.94 a 4.73 i gael 16.67.
19.51+3.34+14.03+2.24
Adio 16.67 a 2.84 i gael 19.51.
22.85+14.03+2.24
Adio 19.51 a 3.34 i gael 22.85.
36.88+2.24
Adio 22.85 a 14.03 i gael 36.88.
39.12
Adio 36.88 a 2.24 i gael 39.12.
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}