Enrhifo
2.1112
Ffactor
\frac{7 \cdot 13 \cdot 29}{2 \cdot 5 ^ {4}} = 2\frac{139}{1250} = 2.1112
Rhannu
Copïo i clipfwrdd
0.0112-0.6\times 0.5+4.8\times 0.5
Lluosi 0.0224 a 0.5 i gael 0.0112.
0.0112-0.3+4.8\times 0.5
Lluosi 0.6 a 0.5 i gael 0.3.
-0.2888+4.8\times 0.5
Tynnu 0.3 o 0.0112 i gael -0.2888.
-0.2888+2.4
Lluosi 4.8 a 0.5 i gael 2.4.
2.1112
Adio -0.2888 a 2.4 i gael 2.1112.
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}