Riješi (1-1/2)^2(-2)^3-3/2+-(-1/6)^2+frac{1/4-frac{1}{5}}{(1-frac{2}{5})^2}|-frac{frac{1}{3}-frac{2}{9}}{frac{1}{8}-frac{15}{8}}

$$( 1 - \frac { 1 } { 2 } ) ^ { 2 } ( - 2 ) ^ { 3 } - \frac { 3 } { 2 } + - ( - \frac { 1 } { 6 } ) ^ { 2 } + \frac { \frac { 1 } { 4 } - \frac { 1 } { 5 } } { ( 1 - \frac { 2 } { 5 } ) ^ { 2 } } | - \frac { \frac { 1 } { 3 } - \frac { 2 } { 9 } } { \frac { 1 } { 8 } - \frac { 15 } { 8 } }$$

Izračunaj

$$-\frac{7981}{2268}\approx -3,518959436$$

Koraci rješenja

Oduzmite \frac{1}{2} od 1 da biste dobili \frac{1}{2}.

$$\left(\frac{1}{2}\right)^{2}\left(-2\right)^{3}-\frac{3}{2}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Izračunajte koliko je 2 na \frac{1}{2} da biste dobili \frac{1}{4}.

$$\frac{1}{4}\left(-2\right)^{3}-\frac{3}{2}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Izračunajte koliko je 3 na -2 da biste dobili -8.

$$\frac{1}{4}\left(-8\right)-\frac{3}{2}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Pomnožite \frac{1}{4} i -8 da biste dobili -2.

$$-2-\frac{3}{2}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Oduzmite \frac{3}{2} od -2 da biste dobili -\frac{7}{2}.

$$-\frac{7}{2}-\left(-\frac{1}{6}\right)^{2}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Izračunajte koliko je 2 na -\frac{1}{6} da biste dobili \frac{1}{36}.

$$-\frac{7}{2}-\frac{1}{36}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Oduzmite \frac{1}{36} od -\frac{7}{2} da biste dobili -\frac{127}{36}.

$$-\frac{127}{36}+\frac{\frac{1}{4}-\frac{1}{5}}{\left(1-\frac{2}{5}\right)^{2}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Oduzmite \frac{1}{5} od \frac{1}{4} da biste dobili \frac{1}{20}.

$$-\frac{127}{36}+\frac{\frac{1}{20}}{\left(1-\frac{2}{5}\right)^{2}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Oduzmite \frac{2}{5} od 1 da biste dobili \frac{3}{5}.

$$-\frac{127}{36}+\frac{\frac{1}{20}}{\left(\frac{3}{5}\right)^{2}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Izračunajte koliko je 2 na \frac{3}{5} da biste dobili \frac{9}{25}.

$$-\frac{127}{36}+\frac{\frac{1}{20}}{\frac{9}{25}}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Podijelite \frac{1}{20} s \frac{9}{25} tako da pomnožite \frac{1}{20} s brojem recipročnim broju \frac{9}{25}.

$$-\frac{127}{36}+\frac{1}{20}\times \frac{25}{9}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Pomnožite \frac{1}{20} i \frac{25}{9} da biste dobili \frac{5}{36}.

$$-\frac{127}{36}+\frac{5}{36}|-\frac{\frac{1}{3}-\frac{2}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Oduzmite \frac{2}{9} od \frac{1}{3} da biste dobili \frac{1}{9}.

$$-\frac{127}{36}+\frac{5}{36}|-\frac{\frac{1}{9}}{\frac{1}{8}-\frac{15}{8}}|$$

Oduzmite \frac{15}{8} od \frac{1}{8} da biste dobili -\frac{7}{4}.

$$-\frac{127}{36}+\frac{5}{36}|-\frac{\frac{1}{9}}{-\frac{7}{4}}|$$

Podijelite \frac{1}{9} s -\frac{7}{4} tako da pomnožite \frac{1}{9} s brojem recipročnim broju -\frac{7}{4}.

$$-\frac{127}{36}+\frac{5}{36}|-\frac{1}{9}\left(-\frac{4}{7}\right)|$$

Pomnožite \frac{1}{9} i -\frac{4}{7} da biste dobili -\frac{4}{63}.

$$-\frac{127}{36}+\frac{5}{36}|-\left(-\frac{4}{63}\right)|$$

Broj suprotan broju -\frac{4}{63} jest \frac{4}{63}.

$$-\frac{127}{36}+\frac{5}{36}|\frac{4}{63}|$$

Apsolutna vrijednost realnog broja a jest a za a\geq 0 ili -a za a<0. Apsolutna vrijednost od \frac{4}{63} jest \frac{4}{63}.

$$-\frac{127}{36}+\frac{5}{36}\times \frac{4}{63}$$

Pomnožite \frac{5}{36} i \frac{4}{63} da biste dobili \frac{5}{567}.

$$-\frac{127}{36}+\frac{5}{567}$$

Dodajte -\frac{127}{36} broju \frac{5}{567} da biste dobili -\frac{7981}{2268}.

$$-\frac{7981}{2268}$$

Faktor

$$-\frac{7981}{2268} = -3\frac{1177}{2268} = -3,5189594356261025$$