Evaluate the expression.
A. 1
B. 504
C. 126
D. 9
Answer: C
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Solve the problem.A pilot wants to fly on a bearing of 61.7°. By flying due east, he finds that a 59-mph wind, blowing from the south, puts him on course. Find the airspeed of the plane to the nearest mile per hour.
A. 124 mph B. 164 mph C. 55 mph D. 110 mph
Solve the problem.An object is thrown upward from the top of a 
building with an initial velocity of 48 feet per second. The height h of the object after t seconds is given by the quadratic equation 
When will the object hit the ground?
A. 2 sec B. 5 sec C. -2 sec D. 160 sec
Provide an appropriate response. Describe a problem with "many solutions" if the graphing method is used. How could one identify such a problem when using an algebraic method such as addition or substitution?
What will be an ideal response?
Find the measure of the missing angle(s).
A. 28° B. 62° C. 118° D. 152°