7. Вычисли: (1/3)⁻³ + (1/3)⁻² − 5⁰.

Question

\(\left(\frac{1}{3}\right)^{-3}=3^3=27\), \(\left(\frac{1}{3}\right)^{-2}=3^2=9\), а \(5^0=1\).

\(27+9-1=35\).

Ответ: 35.

Accepted Answer

\(\left(\frac{1}{3}\right)^{-3}=3^3=27\), \(\left(\frac{1}{3}\right)^{-2}=3^2=9\), а \(5^0=1\).

\(27+9-1=35\).

Ответ: 35.