Determine the period of the given function.y = -2 cos x
A. ?
B. 2?
C. 
D. 2
Answer: B
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Find the indicated limit.
A. 8 B. 1 C. 16 D. Does not exist
Provide an appropriate response.What is the equation of the line that is tangent to the circle of radius 8 at (0, -8) and whose center is at the origin?
A. x = -8 B. y = -8 C. y = x - 8 D. y = x + 8
Decide whether the given number is a solution to the equation preceding it.(x - 7)2 = 64; -15
A. Yes B. No
Solve the problem.A pier 1250 meters long extends at an angle from the shoreline. A surveyor walks to a point 1500 meters down the shoreline from the pier and measures the angle formed by the ends of the pier. If is found to be 53°. What acute angle (correct to the nearest 0.1°) does the pier form with the shoreline? Is there more than one possibility? If so, how can we know which is the correct one?
What will be an ideal response?