5-2x+9x-8 eching

$$5 - 2 x + 9 x - 8$$

Baholash

$$7x-3$$

Yechim qadamlari

7x ni olish uchun -2x va 9x ni birlashtirish.

$$5+7x-8$$

-3 olish uchun 5 dan 8 ni ayirish.

$$-3+7x$$

x ga nisbatan hosilani topish

$$7$$

Yig'indi uchun derivativ qoidasidan foydalanish qadamlari

7x ni olish uchun -2x va 9x ni birlashtirish.

$$\frac{\mathrm{d}}{\mathrm{d}x}(5+7x-8)$$

-3 olish uchun 5 dan 8 ni ayirish.

$$\frac{\mathrm{d}}{\mathrm{d}x}(-3+7x)$$

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

$$7x^{1-1}$$

1 dan 1 ni ayirish.

$$7x^{0}$$

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

$$7\times 1$$

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

$$7$$