Final answer:
The correct order from least to greatest value of the expressions x, xº, x¹, x⁻², and 0 when x is a positive real number greater than 1 is 0, xº, x⁻², x, x¹.
Step-by-step explanation:
The correct order from least to greatest value of the expressions x, xº, x¹, x⁻², and 0 when x is a positive real number greater than 1 is option c) 0, xº, x⁻², x, x¹.