Determine if the relation is a function. Assume x is the independent variable.{(-4, 15), (-3, 8), (0, -1), (3, 8), (5, 24)}
A. Yes
B. No
Answer: A
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Evaluate the integral.
A. 
x2e2x - 
xe2x + 
e2x + C
B. 
x2e2x - xe2x + 
e2x + C
C. 
x2e2x - 
xe2x + C
D. 
x2e2x - 
xe2x + 
e2x + C
Solve.64x2 + 9 = 0
A. ±
B. 
± i
C. ±
i
D. ±
+ i
Solve the problem.A ship at sea, the Admiral, spots two other ships, the Barstow and the Cauldrew and measures the angle between them at be 45°. They radio the Barstow and by comparing known landmarks, the distance between the the Admiral and the Barstow is found to be 323 meters. The Barstow reports an angle of 59° between the Admiral and the Cauldrew. To the nearest meter, what is the distance between the Barstow and the Cauldrew?
A. 235 m B. 266 m C. 81 m D. 49 m
Solve the problem.John (whose line of sight is 6 ft above horizontal) is trying to estimate the height of a tall oak tree. He first measures the angle of elevation from where he is standing as 35°. He walks 30 feet closer to the tree and finds that the angle of elevation has increased by 12°. Estimate the height of the tree rounded to the nearest whole number.
A. 90 ft B. 86 ft C. 61 ft D. 67 ft