Graph the function.
?
?
A. ?
B. ?
C. ?
D. ?
?
Answer: B
Mathematics
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Solve the problem.Using the Maclaurin series for tan-1 x, obtain a series for 
.
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A manufacturer contracts to mint coins for the federal government. How much variation dr in the radius of the coins can be tolerated if the coins are to weigh within 1/50 of their ideal weight? Assume that the thickness does not vary.
A. 2.0% B. 1.0% C. 0.010% D. 0.020%
Mathematics
If possible, find the slope of the line passing through the two points.(-8, 9), (4, 9)
A. 0 B. 6 C. 1 D. undefined
Mathematics
Find the exact value under the given conditions.sin ? = 
, 0 < ? < 
; cos ? = 
, 0 < ? < 
Find cos (? + ?).
A. 
B. 
C. 
D. 
Mathematics