Find the value(s) of the variable for which the rational expression is undefined.
A. 3, -3
B. -3, -7
C. 0
D. 3, -7
Answer: B
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Simplify the right-hand side of the equation.f(x) = 
A. 
B. 
C. 
D. 
Find the polar coordinates of the point. Express the angle in degrees and then in radians, using the smallest possible positive angle.(3, 3)
A. (3
, 225°), 
B. (3
, 135°), 
C. (3
, 45°), 
D. (3
, 315°), 
Solve the problem.Best Rentals charges a daily fee plus a mileage fee for renting its cars. Barney was charged $108 for 3 days and 
, while Mary was charged $199 for 5 days and 
. What does Best Rental charge per day and per mile?
A. $17 per day, 19¢ per mile B. $18 per day, 20¢ per mile C. $19 per day, 17¢ per mile D. $16 per day, 20¢ per mile
Given f(x) and g(x), find the indicated composition and evaluate.f(x) = 7x + 3; g(x) = x + 6Find (f ? g)(2).
A. 23 B. 59 C. 136 D. 25