Datrys 899*10^9(6*10^-9(-3*10^-9)/(4)^2)

$$899 \times 10 ^ { 9 } ( \frac { 6 \times 10 ^ { - 9 } ( - 3 \times 10 ^ { - 9 } ) } { ( 4 ) ^ { 2 } } )$$

Enrhifo

$$-\frac{8091}{8000000000}=-0.000001011$$

Camau Ateb

Er mwyn lluosi pwerau sy’n rhannu’r un sail, adiwch eu esbonyddion. Adiwch -9 a -9 i gael -18.

$$899\times 10^{9}\times \frac{6\times 10^{-18}\left(-3\right)}{4^{2}}$$

Cyfrifo 10 i bŵer 9 a chael 1000000000.

$$899\times 1000000000\times \frac{6\times 10^{-18}\left(-3\right)}{4^{2}}$$

Lluosi 899 a 1000000000 i gael 899000000000.

$$899000000000\times \frac{6\times 10^{-18}\left(-3\right)}{4^{2}}$$

Cyfrifo 10 i bŵer -18 a chael \frac{1}{1000000000000000000}.

$$899000000000\times \frac{6\times \frac{1}{1000000000000000000}\left(-3\right)}{4^{2}}$$

Lluosi 6 a \frac{1}{1000000000000000000} i gael \frac{3}{500000000000000000}.

$$899000000000\times \frac{\frac{3}{500000000000000000}\left(-3\right)}{4^{2}}$$

Lluosi \frac{3}{500000000000000000} a -3 i gael -\frac{9}{500000000000000000}.

$$899000000000\times \frac{-\frac{9}{500000000000000000}}{4^{2}}$$

Cyfrifo 4 i bŵer 2 a chael 16.

$$899000000000\times \frac{-\frac{9}{500000000000000000}}{16}$$

Mynegwch \frac{-\frac{9}{500000000000000000}}{16} fel ffracsiwn unigol.

$$899000000000\times \frac{-9}{500000000000000000\times 16}$$

Lluosi 500000000000000000 a 16 i gael 8000000000000000000.

$$899000000000\times \frac{-9}{8000000000000000000}$$

Gellir ailysgrifennu \frac{-9}{8000000000000000000} fel -\frac{9}{8000000000000000000} drwy echdynnu’r arwydd negatif.

$$899000000000\left(-\frac{9}{8000000000000000000}\right)$$

Lluosi 899000000000 a -\frac{9}{8000000000000000000} i gael -\frac{8091}{8000000000}.

$$-\frac{8091}{8000000000}$$

Ffactor

$$-\frac{8091}{8000000000} = -1.011375 \times 10^{-6}$$