Enrhifo
115.4
Ffactor
\frac{577}{5} = 115\frac{2}{5} = 115.4
Rhannu
Copïo i clipfwrdd
4.4-\frac{240}{-24}+\frac{-1212}{-12}
Ehangu \frac{2.4}{-0.24} drwy luosi'r rhifiadur a'r enwadur gyda 100.
4.4-\left(-10\right)+\frac{-1212}{-12}
Rhannu 240 â -24 i gael -10.
4.4+10+\frac{-1212}{-12}
Gwrthwyneb -10 yw 10.
14.4+\frac{-1212}{-12}
Adio 4.4 a 10 i gael 14.4.
14.4+101
Rhannu -1212 â -12 i gael 101.
115.4
Adio 14.4 a 101 i gael 115.4.
Enghreifftiau
Hafaliad cwadratig
{ x } ^ { 2 } - 4 x - 5 = 0
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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}