Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62
B. 0.26
C. 0.22
D. 0.50
Answer: A
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Which of the following is NOT an explicit content strand in Principles and Standards for School Mathematics?
a. Discrete mathematics b. Algebra c. Data Analysis and Probability d. Geometry
Express as a single logarithm and, if possible, simplify.
ln x - ln 4
A. ln(
- 4)
B. ln
C. ln 
D. ln
Determine whether the function is one-to-one.
 figure 1.png)
Sarah is the recipient of a trust fund that she will receive over a period of 6 yr. Under the terms of the trust, she is to receive $11,000 the first year and each succeeding annual payment is to be increased by 17%. What is the total amount of the six payments she will receive? Please round the answer to the nearest cent.
a. $101,276.40 b. $101,273.20 c. $101,275.33 d. $101,263.61 e. $101,269.92