Determine if the graph is symmetric about the x-axis, the y-axis, or the origin.r = 2 cos 5?
A. y-axis only
B. x-axis only
C. x-axis, y-axis, origin
D. x-axis, y-axis
Answer: B
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Solve the problem. Round to the nearest hundredth if necessary.In the figure, if the pattern continues, what is the expression for the hypotenuse of the fourth segment? What is the expression for the hypotenuse of the nth segment?
A. 
, 
B. 
, 
C. 2a, 
D. 
, 
Convert the angle to degrees, minutes, and seconds; or to decimal degrees (and round your result to the nearest hundredth of a degree).300.61°
A. 300°36'61'' B. 300°35'61'' C. 300°36'36'' D. 300°37'35''
The demand function for a certain brand of compact disc is 
where p is the wholesale unit price in dollars and x is the quantity demanded each week, measured in units of a thousand. Compute the elasticity of demand and determine whether the demand is inelastic, unitary, or elastic when x = 10.
?
A. elastic B. inelastic C. unitary
Find fraction notation.0.111
A. 
B. 
C. 
D. 