(1/n+1/n) eching

$$( \frac { 1 } { n } + \frac { 1 } { n } )$$

Baholash

$$\frac{2}{n}$$

Yechim qadamlari

2\times \frac{1}{n} ni olish uchun \frac{1}{n} va \frac{1}{n} ni birlashtirish.

$$2\times \frac{1}{n}$$

2\times \frac{1}{n} ni yagona kasrga aylantiring.

$$\frac{2}{n}$$

n ga nisbatan hosilani topish

$$-\frac{2}{n^{2}}$$

Derivativ ifodasidan foydalanish qadamlari

2\times \frac{1}{n} ni olish uchun \frac{1}{n} va \frac{1}{n} ni birlashtirish.

$$\frac{\mathrm{d}}{\mathrm{d}n}(2\times \frac{1}{n})$$

2\times \frac{1}{n} ni yagona kasrga aylantiring.

$$\frac{\mathrm{d}}{\mathrm{d}n}(\frac{2}{n})$$

ax^{n} hosilasi – nax^{n-1}.

$$-2n^{-1-1}$$

-1 dan 1 ni ayirish.

$$-2n^{-2}$$