Enrhifo
-\frac{13}{2}=-6.5
Ffactor
-\frac{13}{2} = -6\frac{1}{2} = -6.5
Rhannu
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\frac{\frac{36}{5}}{-\frac{8}{5}}+\sqrt{\frac{27}{16}-\frac{1}{8}}-\frac{13}{4}
Cyfrifo -\frac{5}{8} i bŵer -1 a chael -\frac{8}{5}.
\frac{36}{5}\left(-\frac{5}{8}\right)+\sqrt{\frac{27}{16}-\frac{1}{8}}-\frac{13}{4}
Rhannwch \frac{36}{5} â -\frac{8}{5} drwy luosi \frac{36}{5} â chilydd -\frac{8}{5}.
-\frac{9}{2}+\sqrt{\frac{27}{16}-\frac{1}{8}}-\frac{13}{4}
Lluosi \frac{36}{5} a -\frac{5}{8} i gael -\frac{9}{2}.
-\frac{9}{2}+\sqrt{\frac{25}{16}}-\frac{13}{4}
Tynnu \frac{1}{8} o \frac{27}{16} i gael \frac{25}{16}.
-\frac{9}{2}+\frac{5}{4}-\frac{13}{4}
Ailysgrifennu ail isradd y rhaniad \frac{25}{16} fel rhaniad ail israddau \frac{\sqrt{25}}{\sqrt{16}}. Cymryd ail isradd y rhifiadur a'r enwadur.
-\frac{13}{4}-\frac{13}{4}
Adio -\frac{9}{2} a \frac{5}{4} i gael -\frac{13}{4}.
-\frac{13}{2}
Tynnu \frac{13}{4} o -\frac{13}{4} i gael -\frac{13}{2}.
Enghreifftiau
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\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]
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