Solve the problem using the vector form v = 
[(cos ?)i + (sin ?)j].An airplane has an airspeed of 125 km/h. It is to make a flight in a direction of 305° while there is a 
wind from 210°. What will the airplane's actual heading be? Round to the nearest whole degree.
A. 292°
B. 107°
C. 283°
D. 318°
Answer: D
Mathematics
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Find the arithmetic mean 
, of the following set of data.15, 20, 25, 30, 35
A. 30 B. 20 C. 25 D. 125
Mathematics
Evaluate the integral.
A. 
ln
+ 
ln
+ C
B. 
ln
- 
ln 
+ C
C. ln
- ln 
+ C
D. 
ln
- 
ln
+ C
Mathematics
Solve the problem.A flagpole is anchored to the ground by a rope. The pole is 28 feet long. One end of the rope is tied to the top of the pole and the other end is hooked to the ground at a distance of 15 feet from the base of the pole. What is the slope of the rope?
A. 28
B. 
C. 
D. 15
Mathematics
Simplify the expression and write the answer without negative exponents.
A. m5 B. - m5 C. m1/5 D. - m1/5
Mathematics