Find the domain of the rational expression.f(x) = 
A. 
B. 
C. 
D. 
Answer: D
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Find the exact value of the real number y.y = csc-1 (1)
A. 2?
B. 
C. 
D. ?
Select the more reasonable temperature for the item.A cold winter day in Montreal, Canada 26°C 26°F
A. 26°C B. 26°F
Graph the function, showing all asymptotes (those that do not correspond to an axis) as dashed lines. List the x- and y-intercepts.f(x) = 
A. No x-intercepts, y-intercept: 
;
B. No x-intercepts, y-intercept: 
;
C. x-intercept: 
, no y-intercepts ;
D. x-intercept: 
, no y-intercepts ;
Find the zeros for the polynomial function and give the multiplicity for each zero. State whether the graph crosses the x-axis or touches the x-axis and turns around, at each zero.f(x) = 
2(x + 8)3
A. - 
, multiplicity 2, crosses the x-axis;
-8, multiplicity 3, touches the x-axis and turns around
B. - 
, multiplicity 2, touches the x-axis and turns around;
-8, multiplicity 3, crosses the x-axis.
C. 
, multiplicity 2, touches the x-axis and turns around;
8, multiplicity 3, crosses the x-axis.
D. 
, multiplicity 2, crosses the x-axis;
8, multiplicity 3, touches the x-axis and turns around