Simplify the sum.(3y - 3) + (8y - 9)
A. 11y + 12
B. -5y - 12
C. 17y
D. 11y - 12
Answer: D
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Identify the graph of the rational function.f(x) = 
A. 
B. 
C. 
D. 
A man is flying in a hot-air balloon in a straight line at a constant rate of 4 feet per second, while keeping it at a constant altitude. As he approaches the parking lot of a market, he notices that the angle of depression from his balloon to a friend's car in the parking lot is 35°. A minute and a half later, after flying directly over this friend's car, he looks back to see his friend getting into the car and observes the angle of depression to be 36°. At that time, what is the distance between him and his friend? (Give your answer to the nearest foot.) ?
A. 214 ft B. 221 ft C. 219 ft D. 218 ft E. 216 ft
Indicate whether the number is prime or composite.90
A. Composite B. Prime
Express as a single logarithm and, if possible, simplify. log(t3 + 125) - log(t + 5)
A. log(t2 + 5t + 25)
B. 
C. log(t3 - t + 125)
D. log(t2 - 5t + 25)