Enrhifo
11.771
Ffactor
\frac{79 \cdot 149}{2 ^ {3} \cdot 5 ^ {3}} = 11\frac{771}{1000} = 11.771
Rhannu
Copïo i clipfwrdd
3+8.82-5.2\times 0.25+1.251
Lluosi 4.2 a 2.1 i gael 8.82.
11.82-5.2\times 0.25+1.251
Adio 3 a 8.82 i gael 11.82.
11.82-1.3+1.251
Lluosi 5.2 a 0.25 i gael 1.3.
10.52+1.251
Tynnu 1.3 o 11.82 i gael 10.52.
11.771
Adio 10.52 a 1.251 i gael 11.771.
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}