\sqrt{ \frac{ 200 \times 148 \times 200000 }{ 1480 \times 20 \% } }
Enrhifo
2000\sqrt{5}\approx 4472.135955
Cwis
Arithmetic
5 problemau tebyg i:
\sqrt{ \frac{ 200 \times 148 \times 200000 }{ 1480 \times 20 \% } }
Rhannu
Copïo i clipfwrdd
\sqrt{\frac{29600\times 200000}{1480\times \frac{20}{100}}}
Lluosi 200 a 148 i gael 29600.
\sqrt{\frac{5920000000}{1480\times \frac{20}{100}}}
Lluosi 29600 a 200000 i gael 5920000000.
\sqrt{\frac{5920000000}{1480\times \frac{1}{5}}}
Lleihau'r ffracsiwn \frac{20}{100} i'r graddau lleiaf posib drwy dynnu a chanslo allan 20.
\sqrt{\frac{5920000000}{\frac{1480}{5}}}
Lluosi 1480 a \frac{1}{5} i gael \frac{1480}{5}.
\sqrt{\frac{5920000000}{296}}
Rhannu 1480 â 5 i gael 296.
\sqrt{20000000}
Rhannu 5920000000 â 296 i gael 20000000.
2000\sqrt{5}
Ffactora 20000000=2000^{2}\times 5. Ailysgrifennu ail isradd y lluoswm \sqrt{2000^{2}\times 5} fel lluoswm ail israddau \sqrt{2000^{2}}\sqrt{5}. Cymryd isradd 2000^{2}.
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}