Datrys 3.14*0.05*(30/2-2)/3((30/2)^2+30*2/2+2^2)

$$\frac { 3.14 \times 0.05 \times ( \frac { 30 } { 2 } - 2 ) } { 3 } ( ( \frac { 30 } { 2 } ) ^ { 2 } + \frac { 30 \times 2 } { 2 } + 2 ^ { 2 } )$$

Enrhifo

$$\frac{528619}{3000}\approx 176.206333333$$

Camau Ateb

Lluosi 3.14 a 0.05 i gael 0.157.

$$\frac{0.157\left(\frac{30}{2}-2\right)}{3}\left(\left(\frac{30}{2}\right)^{2}+\frac{30\times 2}{2}+2^{2}\right)$$

Rhannu 30 â 2 i gael 15.

$$\frac{0.157\left(15-2\right)}{3}\left(\left(\frac{30}{2}\right)^{2}+\frac{30\times 2}{2}+2^{2}\right)$$

Tynnu 2 o 15 i gael 13.

$$\frac{0.157\times 13}{3}\left(\left(\frac{30}{2}\right)^{2}+\frac{30\times 2}{2}+2^{2}\right)$$

Lluosi 0.157 a 13 i gael 2.041.

$$\frac{2.041}{3}\left(\left(\frac{30}{2}\right)^{2}+\frac{30\times 2}{2}+2^{2}\right)$$

Ehangu \frac{2.041}{3} drwy luosi'r rhifiadur a'r enwadur gyda 1000.

$$\frac{2041}{3000}\left(\left(\frac{30}{2}\right)^{2}+\frac{30\times 2}{2}+2^{2}\right)$$

Rhannu 30 â 2 i gael 15.

$$\frac{2041}{3000}\left(15^{2}+\frac{30\times 2}{2}+2^{2}\right)$$

Cyfrifo 15 i bŵer 2 a chael 225.

$$\frac{2041}{3000}\left(225+\frac{30\times 2}{2}+2^{2}\right)$$

Canslo 2 a 2.

$$\frac{2041}{3000}\left(225+30+2^{2}\right)$$

Adio 225 a 30 i gael 255.

$$\frac{2041}{3000}\left(255+2^{2}\right)$$

Cyfrifo 2 i bŵer 2 a chael 4.

$$\frac{2041}{3000}\left(255+4\right)$$

Adio 255 a 4 i gael 259.

$$\frac{2041}{3000}\times 259$$

Lluosi \frac{2041}{3000} a 259 i gael \frac{528619}{3000}.

$$\frac{528619}{3000}$$

Ffactor

$$\frac{7 \cdot 13 \cdot 37 \cdot 157}{3 \cdot 2 ^ {3} \cdot 5 ^ {3}} = 176\frac{619}{3000} = 176.20633333333333$$