Enrhifo
2100
Ffactor
3\times 7\times 2^{2}\times 5^{2}
Rhannu
Copïo i clipfwrdd
\frac{420\left(28-17\right)}{136.2-134}
Lluosi 100 a 4.2 i gael 420.
\frac{420\times 11}{136.2-134}
Tynnu 17 o 28 i gael 11.
\frac{4620}{136.2-134}
Lluosi 420 a 11 i gael 4620.
\frac{4620}{2.2}
Tynnu 134 o 136.2 i gael 2.2.
\frac{46200}{22}
Ehangu \frac{4620}{2.2} drwy luosi'r rhifiadur a'r enwadur gyda 10.
2100
Rhannu 46200 â 22 i gael 2100.
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}