Enrhifo
1230.88
Ffactor
\frac{157 \cdot 2 ^ {2} \cdot 7 ^ {2}}{5 ^ {2}} = 1230\frac{22}{25} = 1230.88
Rhannu
Copïo i clipfwrdd
3.14\times 49\times 8
Cyfrifo 7 i bŵer 2 a chael 49.
153.86\times 8
Lluosi 3.14 a 49 i gael 153.86.
1230.88
Lluosi 153.86 a 8 i gael 1230.88.
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
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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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\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}