Enrhifo
-\frac{140608\sqrt{2}}{125}\approx -1590.797924625
Rhannu
Copïo i clipfwrdd
8\sqrt{2}\left(-\frac{17576}{125}\right)
Ffactora 128=8^{2}\times 2. Ailysgrifennu ail isradd y lluoswm \sqrt{8^{2}\times 2} fel lluoswm ail israddau \sqrt{8^{2}}\sqrt{2}. Cymryd isradd 8^{2}.
\frac{8\left(-17576\right)}{125}\sqrt{2}
Mynegwch 8\left(-\frac{17576}{125}\right) fel ffracsiwn unigol.
\frac{-140608}{125}\sqrt{2}
Lluosi 8 a -17576 i gael -140608.
-\frac{140608}{125}\sqrt{2}
Gellir ailysgrifennu \frac{-140608}{125} fel -\frac{140608}{125} drwy echdynnu’r arwydd negatif.
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