Issolvi -3left(1-5right)+2left(3-5right)^2/left(4-8right)^2+2-1^5

$$\frac{ -3 \left( 1-5 \right) +2 { \left(3-5 \right) }^{ 2 } }{ { \left(4-8 \right) }^{ 2 } +2 { -1 }^{ 5 } }$$

Evalwa

$$\frac{10}{7}\approx 1.428571429$$

Passi tas-Soluzzjonijiet

Naqqas 5 minn 1 biex tikseb -4.

$$\frac{-3\left(-4\right)+2\left(3-5\right)^{2}}{\left(4-8\right)^{2}+2\left(-1\right)^{5}}$$

Immultiplika -3 u -4 biex tikseb 12.

$$\frac{12+2\left(3-5\right)^{2}}{\left(4-8\right)^{2}+2\left(-1\right)^{5}}$$

Naqqas 5 minn 3 biex tikseb -2.

$$\frac{12+2\left(-2\right)^{2}}{\left(4-8\right)^{2}+2\left(-1\right)^{5}}$$

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

$$\frac{12+2\times 4}{\left(4-8\right)^{2}+2\left(-1\right)^{5}}$$

Immultiplika 2 u 4 biex tikseb 8.

$$\frac{12+8}{\left(4-8\right)^{2}+2\left(-1\right)^{5}}$$

Żid 12 u 8 biex tikseb 20.

$$\frac{20}{\left(4-8\right)^{2}+2\left(-1\right)^{5}}$$

Naqqas 8 minn 4 biex tikseb -4.

$$\frac{20}{\left(-4\right)^{2}+2\left(-1\right)^{5}}$$

Ikkalkula -4 bil-power ta' 2 u tikseb 16.

$$\frac{20}{16+2\left(-1\right)^{5}}$$

Ikkalkula -1 bil-power ta' 5 u tikseb -1.

$$\frac{20}{16+2\left(-1\right)}$$

Immultiplika 2 u -1 biex tikseb -2.

$$\frac{20}{16-2}$$

Naqqas 2 minn 16 biex tikseb 14.

$$\frac{20}{14}$$

Naqqas il-frazzjoni \frac{20}{14} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 2.

$$\frac{10}{7}$$

Fattur

$$\frac{2 \cdot 5}{7} = 1\frac{3}{7} = 1.4285714285714286$$