Datrys 6.625*10^-34*3*8^10/425*10^-4*1.6*10^-19-1.96

$$\frac{ 6.625 \times { 10 }^{ -34 } \times 3 \times { 8 }^{ 10 } }{ 425 \times { 10 }^{ -4 } \times 1.6 \times { 10 }^{ -19 } } -1.96$$

Enrhifo

$$-\frac{8133463097}{4150390625}\approx -1.959686167$$

Camau Ateb

Er mwyn lluosi pwerau sy’n rhannu’r un sail, adiwch eu esbonyddion. Adiwch -4 a -19 i gael -23.

$$\frac{6.625\times 10^{-34}\times 3\times 8^{10}}{425\times 10^{-23}\times 1.6}-1.96$$

Er mwyn rhannu pwerau sy’n rhannu’r un sail, tynnwch esbonydd yr enwadur o esbonydd y rhifiadur.

$$\frac{3\times 6.625\times 8^{10}}{1.6\times 425\times 10^{11}}-1.96$$

Lluosi 3 a 6.625 i gael 19.875.

$$\frac{19.875\times 8^{10}}{1.6\times 425\times 10^{11}}-1.96$$

Cyfrifo 8 i bŵer 10 a chael 1073741824.

$$\frac{19.875\times 1073741824}{1.6\times 425\times 10^{11}}-1.96$$

Lluosi 19.875 a 1073741824 i gael 21340618752.

$$\frac{21340618752}{1.6\times 425\times 10^{11}}-1.96$$

Lluosi 1.6 a 425 i gael 680.

$$\frac{21340618752}{680\times 10^{11}}-1.96$$

Cyfrifo 10 i bŵer 11 a chael 100000000000.

$$\frac{21340618752}{680\times 100000000000}-1.96$$

Lluosi 680 a 100000000000 i gael 68000000000000.

$$\frac{21340618752}{68000000000000}-1.96$$

Lleihau'r ffracsiwn \frac{21340618752}{68000000000000} i'r graddau lleiaf posib drwy dynnu a chanslo allan 16384.

$$\frac{1302528}{4150390625}-1.96$$

Tynnu 1.96 o \frac{1302528}{4150390625} i gael -\frac{8133463097}{4150390625}.

$$-\frac{8133463097}{4150390625}$$

Ffactor

$$-\frac{8133463097}{4150390625} = -1\frac{3983072472}{4150390625} = -1.9596861673712942$$