(x*85/100)+x= eching

$$( \frac{ x \times 85 }{ 100 } )+x=$$

Baholash

$$\frac{37x}{20}$$

Yechim qadamlari

x\times \frac{17}{20} ni olish uchun x\times 85 ni 100 ga bo‘ling.

$$x\times \frac{17}{20}+x$$

\frac{37}{20}x ni olish uchun x\times \frac{17}{20} va x ni birlashtirish.

$$\frac{37}{20}x$$

x ga nisbatan hosilani topish

$$\frac{37}{20} = 1\frac{17}{20} = 1,85$$

Derivativ ifodasidan foydalanish qadamlari

x\times \frac{17}{20} ni olish uchun x\times 85 ni 100 ga bo‘ling.

$$\frac{\mathrm{d}}{\mathrm{d}x}(x\times \frac{17}{20}+x)$$

\frac{37}{20}x ni olish uchun x\times \frac{17}{20} va x ni birlashtirish.

$$\frac{\mathrm{d}}{\mathrm{d}x}(\frac{37}{20}x)$$

ax^{n} hosilasi – nax^{n-1}.

$$\frac{37}{20}x^{1-1}$$

1 dan 1 ni ayirish.

$$\frac{37}{20}x^{0}$$

Har qanday t sharti uchun (0 bundan mustasno) t^{0}=1.

$$\frac{37}{20}\times 1$$

Har qanday t sharti uchun t\times 1=t va 1t=t.

$$\frac{37}{20}$$