7a^2*2a eching

$$7 a ^ { 2 } \times 2 a$$

Baholash

$$14a^{3}$$

Yechim qadamlari

Ayni asosning daraja ko‘rsatkichlarini ko‘paytirish uchun ularning darajalarini qo‘shing. 2 va 1 ni qo‘shib, 3 ni oling.

$$7a^{3}\times 2$$

14 hosil qilish uchun 7 va 2 ni ko'paytirish.

$$14a^{3}$$

a ga nisbatan hosilani topish

$$42a^{2}$$

Derivativ ifodasidan foydalanish qadamlari

Ayni asosning daraja ko‘rsatkichlarini ko‘paytirish uchun ularning darajalarini qo‘shing. 2 va 1 ni qo‘shib, 3 ni oling.

$$\frac{\mathrm{d}}{\mathrm{d}a}(7a^{3}\times 2)$$

14 hosil qilish uchun 7 va 2 ni ko'paytirish.

$$\frac{\mathrm{d}}{\mathrm{d}a}(14a^{3})$$

ax^{n} hosilasi – nax^{n-1}.

$$3\times 14a^{3-1}$$

3 ni 14 marotabaga ko'paytirish.

$$42a^{3-1}$$

3 dan 1 ni ayirish.

$$42a^{2}$$