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Problemau tebyg o chwiliad gwe

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\sqrt{0.1\left(-\frac{145}{1000}\right)^{2}+0.3\left(-\frac{2.5}{100}\right)^{2}+0.4\times \left(\frac{2.5}{100}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Ehangu \frac{14.5}{100} drwy luosi'r rhifiadur a'r enwadur gyda 10.
\sqrt{0.1\left(-\frac{29}{200}\right)^{2}+0.3\left(-\frac{2.5}{100}\right)^{2}+0.4\times \left(\frac{2.5}{100}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Lleihau'r ffracsiwn \frac{145}{1000} i'r graddau lleiaf posib drwy dynnu a chanslo allan 5.
\sqrt{0.1\times \frac{841}{40000}+0.3\left(-\frac{2.5}{100}\right)^{2}+0.4\times \left(\frac{2.5}{100}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Cyfrifo -\frac{29}{200} i bŵer 2 a chael \frac{841}{40000}.
\sqrt{\frac{841}{400000}+0.3\left(-\frac{2.5}{100}\right)^{2}+0.4\times \left(\frac{2.5}{100}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Lluosi 0.1 a \frac{841}{40000} i gael \frac{841}{400000}.
\sqrt{\frac{841}{400000}+0.3\left(-\frac{25}{1000}\right)^{2}+0.4\times \left(\frac{2.5}{100}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Ehangu \frac{2.5}{100} drwy luosi'r rhifiadur a'r enwadur gyda 10.
\sqrt{\frac{841}{400000}+0.3\left(-\frac{1}{40}\right)^{2}+0.4\times \left(\frac{2.5}{100}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Lleihau'r ffracsiwn \frac{25}{1000} i'r graddau lleiaf posib drwy dynnu a chanslo allan 25.
\sqrt{\frac{841}{400000}+0.3\times \frac{1}{1600}+0.4\times \left(\frac{2.5}{100}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Cyfrifo -\frac{1}{40} i bŵer 2 a chael \frac{1}{1600}.
\sqrt{\frac{841}{400000}+\frac{3}{16000}+0.4\times \left(\frac{2.5}{100}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Lluosi 0.3 a \frac{1}{1600} i gael \frac{3}{16000}.
\sqrt{\frac{229}{100000}+0.4\times \left(\frac{2.5}{100}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Adio \frac{841}{400000} a \frac{3}{16000} i gael \frac{229}{100000}.
\sqrt{\frac{229}{100000}+0.4\times \left(\frac{25}{1000}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Ehangu \frac{2.5}{100} drwy luosi'r rhifiadur a'r enwadur gyda 10.
\sqrt{\frac{229}{100000}+0.4\times \left(\frac{1}{40}\right)^{2}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Lleihau'r ffracsiwn \frac{25}{1000} i'r graddau lleiaf posib drwy dynnu a chanslo allan 25.
\sqrt{\frac{229}{100000}+0.4\times \frac{1}{1600}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Cyfrifo \frac{1}{40} i bŵer 2 a chael \frac{1}{1600}.
\sqrt{\frac{229}{100000}+\frac{1}{4000}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Lluosi 0.4 a \frac{1}{1600} i gael \frac{1}{4000}.
\sqrt{\frac{127}{50000}+0.2\times \left(\frac{5.5}{100}\right)^{2}}
Adio \frac{229}{100000} a \frac{1}{4000} i gael \frac{127}{50000}.
\sqrt{\frac{127}{50000}+0.2\times \left(\frac{55}{1000}\right)^{2}}
Ehangu \frac{5.5}{100} drwy luosi'r rhifiadur a'r enwadur gyda 10.
\sqrt{\frac{127}{50000}+0.2\times \left(\frac{11}{200}\right)^{2}}
Lleihau'r ffracsiwn \frac{55}{1000} i'r graddau lleiaf posib drwy dynnu a chanslo allan 5.
\sqrt{\frac{127}{50000}+0.2\times \frac{121}{40000}}
Cyfrifo \frac{11}{200} i bŵer 2 a chael \frac{121}{40000}.
\sqrt{\frac{127}{50000}+\frac{121}{200000}}
Lluosi 0.2 a \frac{121}{40000} i gael \frac{121}{200000}.
\sqrt{\frac{629}{200000}}
Adio \frac{127}{50000} a \frac{121}{200000} i gael \frac{629}{200000}.
\frac{\sqrt{629}}{\sqrt{200000}}
Ailysgrifennu ail isradd y rhaniad \sqrt{\frac{629}{200000}} fel rhaniad ail israddau \frac{\sqrt{629}}{\sqrt{200000}}.
\frac{\sqrt{629}}{200\sqrt{5}}
Ffactora 200000=200^{2}\times 5. Ailysgrifennu ail isradd y lluoswm \sqrt{200^{2}\times 5} fel lluoswm ail israddau \sqrt{200^{2}}\sqrt{5}. Cymryd isradd 200^{2}.
\frac{\sqrt{629}\sqrt{5}}{200\left(\sqrt{5}\right)^{2}}
Mae'n rhesymoli enwadur \frac{\sqrt{629}}{200\sqrt{5}} drwy luosi'r rhifiadur a'r enwadur â \sqrt{5}.
\frac{\sqrt{629}\sqrt{5}}{200\times 5}
Sgwâr \sqrt{5} yw 5.
\frac{\sqrt{3145}}{200\times 5}
I luosi \sqrt{629} a \sqrt{5}, dylid lluosi'r rhifau dan yr ail isradd.
\frac{\sqrt{3145}}{1000}
Lluosi 200 a 5 i gael 1000.