Neidio i'r prif gynnwys
Datrys ar gyfer x
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Problemau tebyg o chwiliad gwe

Rhannu

1\times \frac{1}{100000000000000}=5\times 10^{-3}x
Cyfrifo 10 i bŵer -14 a chael \frac{1}{100000000000000}.
\frac{1}{100000000000000}=5\times 10^{-3}x
Lluosi 1 a \frac{1}{100000000000000} i gael \frac{1}{100000000000000}.
\frac{1}{100000000000000}=5\times \frac{1}{1000}x
Cyfrifo 10 i bŵer -3 a chael \frac{1}{1000}.
\frac{1}{100000000000000}=\frac{1}{200}x
Lluosi 5 a \frac{1}{1000} i gael \frac{1}{200}.
\frac{1}{200}x=\frac{1}{100000000000000}
Cyfnewidiwch yr ochrau fel bod yr holl dermau newidiol ar yr ochr chwith.
x=\frac{1}{100000000000000}\times 200
Lluoswch y ddwy ochr â 200, cilyddol \frac{1}{200}.
x=\frac{1}{500000000000}
Lluosi \frac{1}{100000000000000} a 200 i gael \frac{1}{500000000000}.