Enrhifo
\frac{7521}{1000}=7.521
Ffactor
\frac{3 \cdot 23 \cdot 109}{2 ^ {3} \cdot 5 ^ {3}} = 7\frac{521}{1000} = 7.521
Rhannu
Copïo i clipfwrdd
109\times 10^{-3}\times 69
Er mwyn lluosi pwerau sy’n rhannu’r un sail, adiwch eu esbonyddion. Adiwch -2 a -1 i gael -3.
109\times \frac{1}{1000}\times 69
Cyfrifo 10 i bŵer -3 a chael \frac{1}{1000}.
\frac{109}{1000}\times 69
Lluosi 109 a \frac{1}{1000} i gael \frac{109}{1000}.
\frac{7521}{1000}
Lluosi \frac{109}{1000} a 69 i gael \frac{7521}{1000}.
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
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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}