1-
Solve for x:
1- 2^x = 2
2- 7^x = 1/49
3- 2 * 3^x = 18
2-
Consider the function y = 2^x + 3. Find the value of y when:
x = 2 x= 1 x= 0 x= -1 x= -2
3-
The population of mice in a field after n weeks is given by P = 500 x (1.12).
a How many mice were originally in the field?
b How many mice were in the field after: i 10 weeks ii 20 weeks
c Sketch the graph of P against n for n ≥ 0.
d How many weeks will it take for the mouse population to reach 2000?