Use the given information to find the exact value of the trigonometric expression.tan ? = 
; The terminal side of ? lies in Quadrant III.
Find sin 2?.
A. - 
B. - 
C. 
D. 
Answer: D
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Use the Venn diagram below to find the number of elements in the region.
n(C')
A. 29 B. 39 C. 24 D. 14
Use the power rule and the power of a product or quotient rule to simplify the expression.(-7x3y7z)2
A. 49x6y14z2 B. -7x5y9z C. 14x6y14z2 D. -49x6y14z2
Which of the list of numbers are the given type of number?19, 
, -14, 0, 
, 
, 0.
, 0.78 Irrational numbers
A. 
B. 
, 
, 0.
C. 
, 
, 0.78
D. 
, 0.
Suppose the time intervals in seconds between arrivals of successive cars at an expressway tollbooth during rush hour are exponentially distributed with associated probability density function 
.
?
Find the probability that the average time interval between arrivals of successive cars is more than 3 sec. Give the answer to four decimal places, if necessary.
Fill in the blank(s) with the appropriate word(s).