Răspunsuri

2014-10-03T12:35:54+03:00

 (2⁵ × 4⁷)⁻² ÷ (8⁻³)⁴ = (2⁵⁺⁷)⁻² - (8⁻³)⁴ = 2⁻²⁴ - 8⁻¹² = 2⁻²⁴ - (2³)⁻¹² =2⁻²⁴ - 2⁻³⁶ = (1/2²⁴) - (2³⁶)=
(2¹²  - 1) / 2³⁶