Consider the points plotted in the graph below.
Give the coordinates for point A.
A. (4, -5)
B. (-5, 4)
C. (4, 5)
D. (5, 4)
Answer: B
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Evaluate the requested trigonometric function using the information given. cos ? = 
; 0 < ? < ?/2Find sec ?.
A. 
B. 6
C. -6
D. 
A certain animal population exhibits logistic population growth. The carrying capacity for this population is 500 individuals, and the r value for this type of animal is 0.07.
A. Write the equation of change for logistic growth for this population.B: Make a graph of 
versusN. Use population sizes up to 600.
C: For what values of N would the population be expected to increase?D: For what values of N would the population be expected to decrease?
What will be an ideal response?
Solve the problem.The Richter Scale measures the magnitude M of an earthquake. An earthquake whose seismographic reading measures x millimeters 100 kilometers from the epicenter has magnitude M given by M(x) = log 
. Give the magnitude of an earthquake that resulted in a seismographic reading of 97,731 millimeters 100 kilometers from its epicenter.
A. 8.0 B. 7.0 C. 9.0 D. 2.0
Simplify.logaa9
A. 9 B. a9 C. 9logaa D. 1