Enrhifo
61.6
Ffactor
\frac{7 \cdot 11 \cdot 2 ^ {2}}{5} = 61\frac{3}{5} = 61.6
Rhannu
Copïo i clipfwrdd
2.4\times 4+20+32
Lluosi 5 a 4 i gael 20. Lluosi 8 a 4 i gael 32.
9.6+20+32
Lluosi 2.4 a 4 i gael 9.6.
29.6+32
Adio 9.6 a 20 i gael 29.6.
61.6
Adio 29.6 a 32 i gael 61.6.
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}