Question

Свойства арифметической прогресси

Answer 1

$x_1= {2}^{1 - 1} = {2}^{0} = 1 \\x_2 = {2}^{2 - 1} = {2}^{1} = 2 \\ x_3 = {2}^{3 - 1} = {2}^{2} = 4 \\ x_4 = {2}^{4 - 1} = {2}^{3} = 8 \\ x_5 = {2}^{5 - 1} = {2}^{4} = 16$