Enrhifo
3.253
Ffactor
\frac{3253}{2 ^ {3} \cdot 5 ^ {3}} = 3\frac{253}{1000} = 3.253
Rhannu
Copïo i clipfwrdd
0.46+2.5\times 1.25-0.4\times 0.83
Lluosi 2.3 a 0.2 i gael 0.46.
0.46+3.125-0.4\times 0.83
Lluosi 2.5 a 1.25 i gael 3.125.
3.585-0.4\times 0.83
Adio 0.46 a 3.125 i gael 3.585.
3.585-0.332
Lluosi 0.4 a 0.83 i gael 0.332.
3.253
Tynnu 0.332 o 3.585 i gael 3.253.
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}