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Ildizli ifodalar bo‘yicha savol

Qavslarni oching: $(\sqrt{a} + 2\sqrt{b})^2$
  1. A. $a+2\sqrt{ab}+4b$
  2. B. $a+4b+4\sqrt{ab}$
  3. C. $a+4\sqrt{ab}+b$
  4. D. $a+4b$
Javob va yechimni ko‘rish

Javob: $a+4b+4\sqrt{ab}$

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Shu mavzudagi boshqa savollar

Qavslarni oching: $\sqrt{a}(\sqrt{a} + \sqrt{b})$Qavslarni oching: $\sqrt{ab}(\sqrt{ab} + \sqrt{b})$Qavslarni oching: $(\sqrt{a} + \sqrt{b})(\sqrt{a} - \sqrt{b})$Qavslarni oching: $(\sqrt{x} + 2\sqrt{y})(\sqrt{x} - 2\sqrt{y})$Qavslarni oching: $(\sqrt{x} + 3)(\sqrt{x} - 3)$