Enrhifo
\frac{1}{7}\approx 0.142857143
Ffactor
\frac{1}{7} = 0.14285714285714285
Rhannu
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-\frac{91+4}{7}-\left(-\frac{13\times 7+5}{7}\right)
Lluosi 13 a 7 i gael 91.
-\frac{95}{7}-\left(-\frac{13\times 7+5}{7}\right)
Adio 91 a 4 i gael 95.
-\frac{95}{7}-\left(-\frac{91+5}{7}\right)
Lluosi 13 a 7 i gael 91.
-\frac{95}{7}-\left(-\frac{96}{7}\right)
Adio 91 a 5 i gael 96.
-\frac{95}{7}+\frac{96}{7}
Gwrthwyneb -\frac{96}{7} yw \frac{96}{7}.
\frac{-95+96}{7}
Gan fod gan -\frac{95}{7} a \frac{96}{7} yr un dynodydd, adiwch nhw drwy adio eu rhifiaduron.
\frac{1}{7}
Adio -95 a 96 i gael 1.
Enghreifftiau
Hafaliad cwadratig
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometreg
4 \sin \theta \cos \theta = 2 \sin \theta
Hafaliad llinol
y = 3x + 4
Rhifyddeg
699 * 533
Matrics
\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]
Hafaliad ar y pryd
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Gwahaniaethu
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integreiddiad
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Terfynau
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}