Find the reference angle for the given angle.-383°

A. 23°
B. 67°
C. 113°
D. 157°


Answer: A

Mathematics

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Solve the problem.Find the length of the curve y = ln(csc x), ?/3 ? x ? ?/2

A. 1 - ln()
B. ln()
C. ln(2)
D. ln( + 1)

Mathematics

Solve the problem.The polynomial G(x) = -0.006x4 + 0.140x3 - 0.53x2 + 1.79x measures the concentration of a dye in the bloodstream x seconds after it is injected. Does the concentration increase between 11 and 12 seconds?

A. Yes B. No

Mathematics

Evaluate the expression.

A.
B. 4! 
C. 1 
D. 4 

Mathematics

Find an equation for the line with the given properties.Perpendicular to the line 3x - y = 4; containing the point (0, )

A. y = - x + 
B. y = x + 
C. y = - x + 4
D. y = 1

Mathematics