Find the domain of the rational expression. 
A. {x|x is a real number}
B. {x|x is a real number and x ? -5 and x ? 5 and x ? -1}
C. {x|x is a real number and x ? -5 and x ? 5}
D. {x|x is a real number and x ? -1 and x ? 5}
Answer: B
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Solve the problem.A right triangular plate of base 4 m and height 2 m is submerged vertically, as shown below. Find the force on one side of the plate if the top vertex is 1 m below the surface. 
4 m
A. 52,000 N B. 78,000 N C. 170,000 N D. 85,000 N
Find the length of the curve.The spiral r = 5?2, 0 ? ? ? 2
A. 
B. 80?5
C. 
((?2 + 1)3/2 - 1)
D. 720
The function graphed is of the form y = a sin bx or y = a cos bx, where b > 0. Determine the equation of the graph.
A. y = 4 cos 
B. y = 4 sin (3x)
C. y = -4 sin (3x)
D. y = -4 cos (3x)
Find the function.Find the function that is finally graphed after the following transformations are applied to the graph of 
The graph is shifted right 3 units, stretched by a factor of 3, shifted vertically down 2 units, and finally reflected across the x-axis.
A. y = -(3|x + 3| - 2) B. y = -(3|x - 3| - 2) C. y = 3|-x - 3| - 2 D. y = -3|x - 3| - 2