Determine which value(s), if any, must be excluded from the domain of the variable in the expression.
A. x = 3
B. x = 0
C. x = -3
D. none
Answer: A
Mathematics
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Rewrite the expression in terms of exponentials and simplify the results.sinh (2 ln 7x)
A. 
B. 
C. 14x
D. 
Mathematics
Find the vertices of the ellipse.
+ 
= 1
A. (-5, -13), (-5, 3) B. (-5, -11), (-5, 1) C. (-5, -15), (-5, 5) D. (-15, -5), (5, -5)
Mathematics
Provide an appropriate response.In the first game last week a baseball player had 2 hits in 5 times at bat. In the second game she went 0 for 5, and in the third game she had 2 hits in 4 times at bat. In the double header the next day she was 1 for 3 and 0 for 5. Which measure of central tendency would be best to use to find her average?
A. Weighted mean B. Mean C. Mode D. Median
Mathematics
Solve the equation.
= 
+ 8
A. {14}
B. {56}
C. 
D. {16}
Mathematics