Solve the equation.
= 4 - 
A. 
B. 1
C. 
D. 2
Answer: D
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A value of sinh x or cosh x is given. Use the definitions and the identity 
to find the value of the other indicated hyperbolic function.sinh x = 
, tanh x =
A. 
B. 
C. 
D. - 
Predict the general, or nth term, an, of the sequence.0, log 10, log 100, log 1000, log 10,000, . . .
A. log 10n-1, or n - 1 B. log 10n, or n C. logn 10, or n D. (log 10)n, or n + 1
Find the average.The sales (in millions of dollars) of a technology company for various years are 6.6, 7.1, 4.7, 7.1, and 4.5.
A. $5 million B. $7.1 million C. $6 million D. $6.6 million
Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.x2 - 2x - 8 < 0
A. (-?, -2)
B. (-?, -2) ? (4, ?)
C. (4, ?)
D. (-2, 4)