Evaluate the function.given that f(x) = 
, find f(-k).
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem.Suppose that a weight on a spring has an initial position of 
inches and a period of 
Find a function 
that models the displacement of the weight.
A. s(t) = -5 cos (2?(0.4)t) B. s(t) = -10 cos (2?(2.5)t) C. s(t) = -10 cos (2?(0.4)t) D. s(t) = -5 cos (2?(2.5)t)
Mathematics
Simplify.-6
A. 60 B. -25 C. -60 D. 4
Mathematics
Solve the problem.The string on a balloon is 56 mm long. What is this length measured in cm?
A. 560 cm B. 5600 cm C. 5.6 cm D. 0.6 cm
Mathematics
Provide the proper response.What is true when the marginal cost and average cost are equal?
What will be an ideal response?
Mathematics