Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.
(log4 x + log4 y)
A. log4 
B. log4 
+ log4 
C. log4 
D. 
Answer: C
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Solve the problem.A research team collected data concerning a local welfare-to-work program. They found that the more frequently a participant attended weekly group support meetings, the longer he or she would keep the same job. The data are summarized in the graph below. Call the function f.
Find f-1(30).
A. 14 B. 55 C. 50 D. 42
Match the function with the graph that best describes the situation.The amount of rainfall as a function of time, if the rain fell more and more softly.
A. 
B. 
C. 
D. 
Identify the figure as a line, line segment, or ray and name it using the appropriate symbol.
A. Line named 
or 
B. Ray named 
or 
C. Ray named 
D. Line named 
The lengths of the sides of a triangle are given. Determine if the triangle is a right triangle. If it is, identify the hypotenuse.6, 8, 10
A. right triangle; 6 B. right triangle; 10 C. right triangle; 8 D. not a right triangle