Solve the problem.If the average cost per unit C(x) to produce x units of plywood is given by C(x) = 
, what is the unit cost for 40 units?
A. $0.75
B. $-12.50
C. $37.50
D. $16.67
Answer: D
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Sketch the graph and show all local extrema and inflection points.y = x - sin x, 0 ? x ? 2?
A. Local minimum: (0, 0)
Local maximum: (2?, 2?)
Inflection point: (?, ?)
B. Local minimum: (0, 0)
Local maximum: (2?, 2?)
No inflection points
C. Local minimum: (0, 0)
Local maximum: (2?, 2?)
No inflection points
D. Local minimum: (0, 0)
Local maximum: (2?, 2?)
Inflection point: (?, ?)
During the construction of an office building, a hammer is accidentally dropped from a height of 16 ft. The distance the hammer falls in t sec is 
. What is the hammer's velocity when it strikes the ground? What is its acceleration?
?
The velocity is __________ ft per second.
?
The acceleration is __________ ft per second in the second power.
What will be an ideal response?
A six-sided die is rolled. Find the requested probability.What is the probability that a 10 is rolled?
A. 
B. 
C. 0
D. 10
Find the exact value of y, or state that y is undefined.y = sec-1 
A. - 
B. 
C. 
D. - 