1. evaluate the expression without using a calculator.
a 4
b 24
c 1/64
d 32,768
2. evaluate the expression without using a calculator.
a 1/729
b 81
c 1/81
d 9
3. evaluate the expression without using a calculator.
a -625
b 625
c -5
d 125
4. evaluate the expression without using a calculator.
a -8
b 2
c - 16
d 8
5. solve the equation. round your answer to two decimal places if appropriate.
a 1.90
b 5
c - 1.90
d -5