Find all values of the variable for which the rational expression is undefined. 
A. -3, 6
B. -6, 3
C. -9, 9
D. 0
Answer: A
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Find an equation of an ellipse satisfying the given conditions.Foci at (-2, 0) and (2, 0); length of major axis: 10
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 
Decide whether or not the given equation is an identity.2 cos2 
csc x = csc x + tan x
A. Yes B. No
Provide an appropriate response.The electrical resistance of a wire is found from the formula: R = 
. Rearrange the formula to find K.
Fill in the blank(s) with the appropriate word(s).
Solve the problem.Money magazine reports that the percentage of trading days in which the Dasdaq loses or gains 2% or more has been increasing since 1995 indicating more volatility in the Dasdaq. Use a graphing utility to fit an exponential function to the data. Predict the percentage of trading days in 2001 having such swings in value.
A. y = 1.278e0.611x, 92 days B. y = 1.669x1.706, 46 days C. y = 1.849e0.531x, 76 days D. y = 2.353e0.610x, 91 days