Объяснение:
(-1/3)³ + 22/27 = - 1/27 + 22/27 = 21/27
(2/5)² + 11/25 = 4/25 + 11/25 = 15/25 = 3/5
(0,4)⁴ - 1 = 0,0256 - 1 = -0,9744
20 - (1,4)² = 20 - 1,96 = 18,04
Объяснение:
(-1/3)³ + 22/27 = - 1/27 + 22/27 = 21/27
(2/5)² + 11/25 = 4/25 + 11/25 = 15/25 = 3/5
(0,4)⁴ - 1 = 0,0256 - 1 = -0,9744
20 - (1,4)² = 20 - 1,96 = 18,04