For f(x) = A sin 
+ D,identify either A, B, C, or D as indicated for the sine function.y= -cos 
Find B.
A. 1
B. 2
C. 
D. 4?
Answer: D
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Solve the problem.A ball is dropped from a height of 5.0 m. On each upward bounce the ball returns to 
of its previous height. Find the total vertical distance the ball travels before coming to rest.
A. 12.9 m B. 12.6 m C. 11.6 m D. 8.3 m
Solve the problem.The radius r of a plastic tube used in manufacturing a child's toy must not differ from the standard s by more than 2 millimeters. The manufacturing engineers express this as 
Find the limits of r if the standard s is 33.
A. 29 ? r ? 31 B. r ? 29 or r ? 31 C. r ? 31 or r ? 35 D. 31 ? r ? 35
Evaluate the expression. (4-6)
A) 2 B) –10 C) 24 D) –2 E) 10
Determine the equation of the line described. Put answer in the slope-intercept form, if possible.Through (-1, 5), perpendicular to -5x - 2y = 15
A. y = - 
x + 
B. y = 
x + 
C. y = 
x + 
D. y = 
x + 