Enrhifo
420
Ffactor
2^{2}\times 3\times 5\times 7
Rhannu
Copïo i clipfwrdd
\sqrt{60\times 35\left(60-56\right)\left(60-39\right)}
Tynnu 25 o 60 i gael 35.
\sqrt{2100\left(60-56\right)\left(60-39\right)}
Lluosi 60 a 35 i gael 2100.
\sqrt{2100\times 4\left(60-39\right)}
Tynnu 56 o 60 i gael 4.
\sqrt{8400\left(60-39\right)}
Lluosi 2100 a 4 i gael 8400.
\sqrt{8400\times 21}
Tynnu 39 o 60 i gael 21.
\sqrt{176400}
Lluosi 8400 a 21 i gael 176400.
420
Cyfrifo ail isradd 176400 a chael 420.
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}