Enrhifo
39.99
Ffactor
\frac{3 \cdot 31 \cdot 43}{2 ^ {2} \cdot 5 ^ {2}} = 39\frac{99}{100} = 39.99
Rhannu
Copïo i clipfwrdd
7.94+4.04+4.01+3.98+3.98+4+3.99+4.02+4.03
Adio 3.99 a 3.95 i gael 7.94.
11.98+4.01+3.98+3.98+4+3.99+4.02+4.03
Adio 7.94 a 4.04 i gael 11.98.
15.99+3.98+3.98+4+3.99+4.02+4.03
Adio 11.98 a 4.01 i gael 15.99.
19.97+3.98+4+3.99+4.02+4.03
Adio 15.99 a 3.98 i gael 19.97.
23.95+4+3.99+4.02+4.03
Adio 19.97 a 3.98 i gael 23.95.
27.95+3.99+4.02+4.03
Adio 23.95 a 4 i gael 27.95.
31.94+4.02+4.03
Adio 27.95 a 3.99 i gael 31.94.
35.96+4.03
Adio 31.94 a 4.02 i gael 35.96.
39.99
Adio 35.96 a 4.03 i gael 39.99.
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}