Find the exact value of y, or state that y is undefined.y = cot-1 
A. 
B. 
C. 0
D. 
Answer: B
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Determine whether the study involves selection bias, participation bias, both selection bias and participation bias, or neither.You are interested in the percentage of people in your city who favor tax cuts. You interview every twentieth person as they leave the church in your neighborhood.
A. Participation bias and selection bias B. Selection bias C. No bias D. Participation bias
Write in radical form. Assume all variables represent positive real numbers.(2x)1/5
A. 
B. 
C. 
D. 
For the given functions f and g, evaluate the following composite function.f(x) = 
, g(x) = 3x; Find (f ? g)(1).
A. 
B. 
C. 3
D. 3
Simplify each side of the equation, if possible. Then solve the equation.
k + 12k = 25 - 3 + 3
A. k = 25
B. k = 31
C. k = 
D. k = 