Rewrite the trigonometric expression as an algebraic expression involving the variable u. Assume that 
and that the value of the "inner" inverse trigonometric expression represents an angle ? such that 
sec (sin-1 u)
A. 
B. 
C. 
D. 
Answer: A
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Solve the problem.A wheel with radius 3 m rolls at 20 rad/s. How fast is a point on the rim of the wheel rising when the point is 
radians above the horizontal (and rising)? (Round your answer to one decimal place.)
A. 15.0 m/s B. 30.0 m/s C. 60.0 m/s D. 120.0 m/s
Use reference angles to find the exact value of the expression. Do not use a calculator.cot 
A. 
B. 
C. - 
D. -
Determine whether the relation represents a function. If it is a function, state the domain and range.{(-3, 6), (1, 4), (4, -4), (7, -1)}
A. function domain: {6, 4, -4, -1} range: {-3, 1, 4, 7} B. function domain: {-3, 1, 4, 7} range: {6, 4, -4, -1} C. not a function
Solve the problem.If a graph is symmetric with respect to the y-axis and it contains the point (5, -6), which of the following points is also on the graph?
A. (-6, 5) B. (5, -6) C. (-5, -6) D. (-5, 6)