Joseph is playing with blocks to create a design. With each step he continues to add blocks. How many blocks will be required in the 5th and 6th step? Explain how you
know.

Consider this expression and the steps to evaluate it. 4^5(−2)^9/4^8(−2)^3 1. apply the quotient of powers:      (−2)^a/4^b 2. evaluate powers:           c/d select the value of each variable. a = _ b = _ c = _ d = _