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

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

Evalwa

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

Passi tas-Soluzzjonijiet

Immultiplika 3.14 u 0.05 biex tikseb 0.157.

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

Iddividi 30 b'2 biex tikseb15.

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

Naqqas 2 minn 15 biex tikseb 13.

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

Immultiplika 0.157 u 13 biex tikseb 2.041.

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

Espandi \frac{2.041}{3} billi timmultiplika kemm in-numeratur kif ukoll id-denominatur b'1000.

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

Iddividi 30 b'2 biex tikseb15.

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

Ikkalkula 15 bil-power ta' 2 u tikseb 225.

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

Annulla 2 u 2.

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

Żid 225 u 30 biex tikseb 255.

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

Ikkalkula 2 bil-power ta' 2 u tikseb 4.

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

Żid 255 u 4 biex tikseb 259.

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

Immultiplika \frac{2041}{3000} u 259 biex tikseb \frac{528619}{3000}.

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

Fattur

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