Issolvi 5*(left(81-85.5right)^2+left(90.875-85.5right)^2+left(84.625-85.5right)^2)

$$5 \times ( { \left(81-85.5 \right) }^{ 2 } + { \left(90.875-85.5 \right) }^{ 2 } + { \left(84.625-85.5 \right) }^{ 2 } )$$

Evalwa

$$249.53125$$

Passi tas-Soluzzjonijiet

Naqqas 85.5 minn 81 biex tikseb -4.5.

$$5\left(\left(-4.5\right)^{2}+\left(90.875-85.5\right)^{2}+\left(84.625-85.5\right)^{2}\right)$$

Ikkalkula -4.5 bil-power ta' 2 u tikseb 20.25.

$$5\left(20.25+\left(90.875-85.5\right)^{2}+\left(84.625-85.5\right)^{2}\right)$$

Naqqas 85.5 minn 90.875 biex tikseb 5.375.

$$5\left(20.25+5.375^{2}+\left(84.625-85.5\right)^{2}\right)$$

Ikkalkula 5.375 bil-power ta' 2 u tikseb 28.890625.

$$5\left(20.25+28.890625+\left(84.625-85.5\right)^{2}\right)$$

Żid 20.25 u 28.890625 biex tikseb 49.140625.

$$5\left(49.140625+\left(84.625-85.5\right)^{2}\right)$$

Naqqas 85.5 minn 84.625 biex tikseb -0.875.

$$5\left(49.140625+\left(-0.875\right)^{2}\right)$$

Ikkalkula -0.875 bil-power ta' 2 u tikseb 0.765625.

$$5\left(49.140625+0.765625\right)$$

Żid 49.140625 u 0.765625 biex tikseb 49.90625.

$$5\times 49.90625$$

Immultiplika 5 u 49.90625 biex tikseb 249.53125.

$$249.53125$$

Fattur

$$\frac{5 \cdot 1597}{2 ^ {5}} = 249\frac{17}{32} = 249.53125$$