The rectangular coordinates of a point are given. Find polar coordinates for the point.(0, 9)
A. 
B. (9, ?)
C. (9, 0)
D. 
Answer: A
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Add in the indicated base.4357 + 317
A. 5667 B. 5367 C. 4067 D. 4667
Solve the problem.Maxwell's theory of electromagnetic waves established that electromagnetism moved through space in waves. Under certain conditions, an equation that Maxwell used to explain the motion of such waves would take the form 
where ? is the angle of incidence of the original wave, ? is the angle of incidence of the wave when reflected, A is the amplitude of the original wave, and B is the amplitude of the wave when reflected. Find the value of 
when 
-4.0px;" /> and 
Round to four decimal places.
A. 0.3417
B. -0.9245
C. 0.4789
D. -0.3492
Solve.The total cost in dollars for a certain company to produce x empty jars to be used by a jelly producer is given by the polynomial equation 
Find the cost of producing 100,000 jars.
A. $100,036 B. $20,000 C. $56,000 D. $36.20
Write the equation of a line through the given points in the form 
, where A, B, and C are integers and A > 0.(-4, -7), (-4, 5)
A. y = 4 B. x = 4 C. y = -4 D. x = -4