Atrisiniet f(11/2)=(11/2)-1/2(1frac{1{2})^2-(11/2)^2}=

$$f ( 1 \frac { 1 } { 2 } ) = \frac { ( 1 \frac { 1 } { 2 } ) - 1 } { 2 ( 1 \frac { 1 } { 2 } ) ^ { 2 } - ( 1 \frac { 1 } { 2 } ) ^ { 2 } } =$$

Izrēķināt

$$\frac{2}{9}\approx 0,222222222$$

Atrisinājuma darbības

Reiziniet 1 un 2, lai iegūtu 2.

$$\frac{\frac{2+1}{2}-1}{2\times \left(\frac{1\times 2+1}{2}\right)^{2}-\left(\frac{1\times 2+1}{2}\right)^{2}}$$

Saskaitiet 2 un 1, lai iegūtu 3.

$$\frac{\frac{3}{2}-1}{2\times \left(\frac{1\times 2+1}{2}\right)^{2}-\left(\frac{1\times 2+1}{2}\right)^{2}}$$

Atņemiet 1 no \frac{3}{2}, lai iegūtu \frac{1}{2}.

$$\frac{\frac{1}{2}}{2\times \left(\frac{1\times 2+1}{2}\right)^{2}-\left(\frac{1\times 2+1}{2}\right)^{2}}$$

Reiziniet 1 un 2, lai iegūtu 2.

$$\frac{\frac{1}{2}}{2\times \left(\frac{2+1}{2}\right)^{2}-\left(\frac{1\times 2+1}{2}\right)^{2}}$$

Saskaitiet 2 un 1, lai iegūtu 3.

$$\frac{\frac{1}{2}}{2\times \left(\frac{3}{2}\right)^{2}-\left(\frac{1\times 2+1}{2}\right)^{2}}$$

Aprēķiniet \frac{3}{2} pakāpē 2 un iegūstiet \frac{9}{4}.

$$\frac{\frac{1}{2}}{2\times \frac{9}{4}-\left(\frac{1\times 2+1}{2}\right)^{2}}$$

Reiziniet 2 un \frac{9}{4}, lai iegūtu \frac{9}{2}.

$$\frac{\frac{1}{2}}{\frac{9}{2}-\left(\frac{1\times 2+1}{2}\right)^{2}}$$

Reiziniet 1 un 2, lai iegūtu 2.

$$\frac{\frac{1}{2}}{\frac{9}{2}-\left(\frac{2+1}{2}\right)^{2}}$$

Saskaitiet 2 un 1, lai iegūtu 3.

$$\frac{\frac{1}{2}}{\frac{9}{2}-\left(\frac{3}{2}\right)^{2}}$$

Aprēķiniet \frac{3}{2} pakāpē 2 un iegūstiet \frac{9}{4}.

$$\frac{\frac{1}{2}}{\frac{9}{2}-\frac{9}{4}}$$

Atņemiet \frac{9}{4} no \frac{9}{2}, lai iegūtu \frac{9}{4}.

$$\frac{\frac{1}{2}}{\frac{9}{4}}$$

Daliet \frac{1}{2} ar \frac{9}{4}, reizinot \frac{1}{2} ar apgriezto daļskaitli \frac{9}{4} .

$$\frac{1}{2}\times \frac{4}{9}$$

Reiziniet \frac{1}{2} un \frac{4}{9}, lai iegūtu \frac{2}{9}.

$$\frac{2}{9}$$

Sadalīt reizinātājos

$$\frac{2}{3 ^ {2}} = 0,2222222222222222$$