Find any restricted values for the given rational expression.
A. x = 2
B. x = - 
, x = 2
C. none
D. x = 18
Answer: A
Mathematics
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Solve the problem.The following test scores were recorded for a student: 77, 74, 72, 71, 80, 76. Find the mean, median, and mode.
A.
| mean: 75 | median: 71 | mode: 80 |
B.
| mean: 76 | median: none | mode: 80 |
C.
| mean: 75 | median: 75 | mode: none |
D.
| mean: 74 | median: none | mode: none |
Mathematics
Solve the logarithmic equation.log (2 + x) - log (x - 4) = log 3
A. - 7
B. 7
C. 
D. ?
Mathematics
Find the probability.A bag contains 4 blue marbles, 10 green marbles, and 4 red marbles. One marble is drawn from the bag. What is the probability that the marble drawn is not blue?
A. 
B. 
C. 
D. 
Mathematics
Evaluate by using scientific notation and the laws of exponents. Leave you answer in scientific notation.
A. 1.0 × 10-1 B. 1.0 × 101 C. 1.0 × 2 D. 1.0
Mathematics