Explain how the Quotient of Powers was used to simplify this expression. 2^5/8 = 2^2 Help I am completely lost

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?

Which compound inequality could be represented by the graph?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.