Datrys 7!/1!(7-1)!*0.6^1*0.4^6

$$\frac{ 7 ! }{ 1 ! (7-1) ! } \times { 0.6 }^{ 1 } \times { 0.4 }^{ 6 }$$

Enrhifo

$$0.0172032$$

Camau Ateb

Ffactorial 7 yw 5040.

$$\frac{5040}{1!\left(7-1\right)!}\times 0.6^{1}\times 0.4^{6}$$

Ffactorial 1 yw 1.

$$\frac{5040}{1\left(7-1\right)!}\times 0.6^{1}\times 0.4^{6}$$

Tynnu 1 o 7 i gael 6.

$$\frac{5040}{1\times 6!}\times 0.6^{1}\times 0.4^{6}$$

Ffactorial 6 yw 720.

$$\frac{5040}{1\times 720}\times 0.6^{1}\times 0.4^{6}$$

Lluosi 1 a 720 i gael 720.

$$\frac{5040}{720}\times 0.6^{1}\times 0.4^{6}$$

Rhannu 5040 â 720 i gael 7.

$$7\times 0.6^{1}\times 0.4^{6}$$

Cyfrifo 0.6 i bŵer 1 a chael 0.6.

$$7\times 0.6\times 0.4^{6}$$

Lluosi 7 a 0.6 i gael 4.2.

$$4.2\times 0.4^{6}$$

Cyfrifo 0.4 i bŵer 6 a chael 0.004096.

$$4.2\times 0.004096$$

Lluosi 4.2 a 0.004096 i gael 0.0172032.

$$0.0172032$$

Ffactor

$$\frac{3 \cdot 7 \cdot 2 ^ {6}}{5 ^ {7}} = 0.0172032$$