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Luacháil
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Fachtóirigh
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Fadhbanna den chineál céanna ó Chuardach Gréasáin

Roinn

\frac{\left(\frac{4}{25}\times \left(\frac{1}{4}\right)^{2}\right)^{2}}{\left(5^{2}\times 2^{2}\right)^{-2}}-\frac{\left(\frac{4}{5}\right)^{-5}\left(-\frac{4}{5}\right)^{-4}}{\left(\frac{4}{5}\right)^{-7}}
Ríomh cumhacht -\frac{2}{5} de 2 agus faigh \frac{4}{25}.
\frac{\left(\frac{4}{25}\times \frac{1}{16}\right)^{2}}{\left(5^{2}\times 2^{2}\right)^{-2}}-\frac{\left(\frac{4}{5}\right)^{-5}\left(-\frac{4}{5}\right)^{-4}}{\left(\frac{4}{5}\right)^{-7}}
Ríomh cumhacht \frac{1}{4} de 2 agus faigh \frac{1}{16}.
\frac{\left(\frac{1}{100}\right)^{2}}{\left(5^{2}\times 2^{2}\right)^{-2}}-\frac{\left(\frac{4}{5}\right)^{-5}\left(-\frac{4}{5}\right)^{-4}}{\left(\frac{4}{5}\right)^{-7}}
Méadaigh \frac{4}{25} agus \frac{1}{16} chun \frac{1}{100} a fháil.
\frac{\frac{1}{10000}}{\left(5^{2}\times 2^{2}\right)^{-2}}-\frac{\left(\frac{4}{5}\right)^{-5}\left(-\frac{4}{5}\right)^{-4}}{\left(\frac{4}{5}\right)^{-7}}
Ríomh cumhacht \frac{1}{100} de 2 agus faigh \frac{1}{10000}.
\frac{\frac{1}{10000}}{\left(25\times 2^{2}\right)^{-2}}-\frac{\left(\frac{4}{5}\right)^{-5}\left(-\frac{4}{5}\right)^{-4}}{\left(\frac{4}{5}\right)^{-7}}
Ríomh cumhacht 5 de 2 agus faigh 25.
\frac{\frac{1}{10000}}{\left(25\times 4\right)^{-2}}-\frac{\left(\frac{4}{5}\right)^{-5}\left(-\frac{4}{5}\right)^{-4}}{\left(\frac{4}{5}\right)^{-7}}
Ríomh cumhacht 2 de 2 agus faigh 4.
\frac{\frac{1}{10000}}{100^{-2}}-\frac{\left(\frac{4}{5}\right)^{-5}\left(-\frac{4}{5}\right)^{-4}}{\left(\frac{4}{5}\right)^{-7}}
Méadaigh 25 agus 4 chun 100 a fháil.
\frac{\frac{1}{10000}}{\frac{1}{10000}}-\frac{\left(\frac{4}{5}\right)^{-5}\left(-\frac{4}{5}\right)^{-4}}{\left(\frac{4}{5}\right)^{-7}}
Ríomh cumhacht 100 de -2 agus faigh \frac{1}{10000}.
1-\frac{\left(\frac{4}{5}\right)^{-5}\left(-\frac{4}{5}\right)^{-4}}{\left(\frac{4}{5}\right)^{-7}}
Roinn \frac{1}{10000} faoi \frac{1}{10000} chun 1 a fháil.
1-\left(-\frac{4}{5}\right)^{-4}\times \left(\frac{4}{5}\right)^{2}
Chun cumhachtaí den bhonn chéanna a roinnt, dealaigh easpónant an ainmneora ó easpónant an uimhreora.
1-\frac{625}{256}\times \left(\frac{4}{5}\right)^{2}
Ríomh cumhacht -\frac{4}{5} de -4 agus faigh \frac{625}{256}.
1-\frac{625}{256}\times \frac{16}{25}
Ríomh cumhacht \frac{4}{5} de 2 agus faigh \frac{16}{25}.
1-\frac{25}{16}
Méadaigh \frac{625}{256} agus \frac{16}{25} chun \frac{25}{16} a fháil.
-\frac{9}{16}
Dealaigh \frac{25}{16} ó 1 chun -\frac{9}{16} a fháil.