66x-5+x-15 eching

$$66 x - 5 + x - 15$$

Baholash

$$67x-20$$

Yechim qadamlari

67x ni olish uchun 66x va x ni birlashtirish.

$$67x-5-15$$

-20 olish uchun -5 dan 15 ni ayirish.

$$67x-20$$

x ga nisbatan hosilani topish

$$67$$

Yig'indi uchun derivativ qoidasidan foydalanish qadamlari

67x ni olish uchun 66x va x ni birlashtirish.

$$\frac{\mathrm{d}}{\mathrm{d}x}(67x-5-15)$$

-20 olish uchun -5 dan 15 ni ayirish.

$$\frac{\mathrm{d}}{\mathrm{d}x}(67x-20)$$

Polinomialning hosilasi bu uning shartlari hosilasining yig‘indisiga teng. Konstant shartning hosilasi 0. ax^{n} ning hosilasi nax^{n-1}.

$$67x^{1-1}$$

1 dan 1 ni ayirish.

$$67x^{0}$$

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

$$67\times 1$$

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

$$67$$