Perform the indicated operation involving cylindrical coordinates.Find the cylindrical coordinates of the point whose rectangular coordinates are (-1, 1, -4).
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Decide whether the given functions are inverses.f = {(5, 13), (4, 0), (0, 20), (13, 5)}g = {(13, 5), (0, 4), (20, 0), (5, 13)}
A. No B. Yes
Mathematics
Find the slope of the line tangent to the curve at the given value of x.f(x) = 9x5; x = 3
A. 414 B. 729 C. 2187 D. 3645
Mathematics
A function f(x), a point x0, the limit of f(x) as x approaches x0, and a positive number ? is given. Find a number 
such that for all x, 0 < 
< ? ? 
< ?.f(x) = 3x - 10, L = -4, x0 = 2, and ? = 0.01
A. 0.005 B. 0.003333 C. 0.006667 D. 0.001667
Mathematics
Find the magnitude of the vector.
= 
A. 
B. - 6
C. -
D. 122
Mathematics