Enrhifo
9.3
Ffactor
\frac{3 \cdot 31}{2 \cdot 5} = 9\frac{3}{10} = 9.3
Rhannu
Copïo i clipfwrdd
2.51+0.63+0.41+1.55+2.71+1.49
Adio 1.45 a 1.06 i gael 2.51.
3.14+0.41+1.55+2.71+1.49
Adio 2.51 a 0.63 i gael 3.14.
3.55+1.55+2.71+1.49
Adio 3.14 a 0.41 i gael 3.55.
5.1+2.71+1.49
Adio 3.55 a 1.55 i gael 5.1.
7.81+1.49
Adio 5.1 a 2.71 i gael 7.81.
9.3
Adio 7.81 a 1.49 i gael 9.3.
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}