Given the following expressions: A. 5^3 * 5^-4

B. 3^5/3^-6

C. (1/4)^3 * (1/4)^2

D. (-7)^5/(-7)^7

Part 1: Use operations of exponents to simplify each expression (A-D). Include your work in your final answer.

Part 2: For each simplified expression (A-D), tell whether or not the expression has a value between 0 and 1.