Lecture 3

Question 1

what should you do if there is x in the exponent of a function and you want to solve to x?

Answer 1

1. take the ln of both sides of the function
2. bring the x to the front using the log power rule

Question 2

how do you compare the strength of two earthquake magnitudes?

Answer 2

1. make each magnitude a power to the base of 10
2. divide the larger magnitude by the smaller magnitude

Question 3

what component is a slope of a linear log-log plot for an exponential function?

Answer 3

an exponential base

Question 4

what is the general form for an exponential function and what do the variables mean?

Answer 4

y=ab^(x)
-a is the initial value of y
-b is the slope

Question 5

what is the formula to find the amplitude of a periodic function?

Answer 5

max-max/2

Question 6

what is the formula to find the verticle shift?

Answer 6

max+min/2