Question

$9 {}^{ - 7} \div (\frac{1}{3} ) {}^{ - 3} \times ( \frac{1}{9}) {}^{6}$



VA ROG SA MA AJUTATI LA H DAU COROANA!!!​

Answer 1

9⁻⁷ = (1/9)⁷ = 1/9⁷ = 1/(3²)⁷ = 1/3¹⁴

(1/3)⁻³ = 3³

(1/9)⁶ = 1/(3²)⁶ = 1/3¹²

1/3¹⁴ : 3³ * 1/3¹² = 1/3¹⁴ * 1/3³ * 1/3¹² = 1/3⁽¹⁴⁺³⁺¹²⁾ = 1/3²⁹

Answer 2

Aceasta este rezolvarea corecta.