Multiple Choice
In 1980, the population of blue whales in the southern hemisphere was thought to number 5,000. The population N(t) has been decreasing according to the formula where t is in years and t = 0 corresponds to 1980. Predict the population in the year 2020 if this trend continues.
A)
B)
C)
D)
E)
Correct Answer:

Verified
Correct Answer:
Verified
Q21: An urban density model is a formula
Q22: Use common logarithms to solve for x
Q23: Sketch the graph of the function. <img
Q24: Determine the range of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8634/.jpg" alt="Determine
Q25: Sketch the graph of <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8634/.jpg" alt="Sketch
Q27: If $1,200 is deposited in a savings
Q28: The graph of a one-to-one function f
Q29: Solve the equation without using a calculator.
Q30: Solve the equation. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB8634/.jpg" alt="Solve the
Q31: Use the theorem on inverse functions to