Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.ln 
A. 
ln y + 
B. 
ln 
+ 
C. 
D. 3 ln y + 3
Answer: A
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Determine if the relation is a function. Assume x is the independent variable.{(-4, 20), (-3, 13), (0, 4), (3, 13), (5, 29)}
A. Yes B. No
The data in the figure below represents the annual salaries of 120 professional mathematicians.
Sue, a professional mathematician, makes $80,000 per year. In what percentile does this place her?
A. 92nd percentile B. 80th percentile C. 71st percentile D. 84th percentile E. none of these
Solve the problem. Round to the nearest cent.What is the marked price if a total cost is $339.53 and the sales tax rate is 4.25%?
A. $325.69 B. $328.84 C. $238.27 D. $322.59
Answer the following statement(s) true (T) or false (F)
1. If two triangles are congruent, then there are exactly three pairs congruent parts—the corresponding angle pairs. 2. In ?ABC, if then ?BAC ? ?ACB. 3. If AB , ? XY, BC ? YZ and ?ABC ? ?XYZ then ?ABC ? ?XYZ 4. In ?ABC, ?ABC ? ?CBA by corresponding parts (C.P.) 5. If PQ bisects AB,then AP ? BP.