Find the derivative of the function.y = 5 sin 4x cos x
A. 
= sin 4x sin x + 20 cos x cos 4x
B. 
= -5 sin 4x sin x + 20 cos x cos 4x
C. 
= -5 sin 4x sin x + cos x cos 4x
D. 
= 5 sin 4x sin x + 20 cos x cos 4x
Answer: B
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Find the derivative.p = 
A. 
= sec q tan q
B. 
= sec2 q + 1
C. 
= - csc q cot q
D. 
= sec2 q
Solve the equation.3x = 
A. {3}
B. 
C. {-3}
D. 
Provide an appropriate response.What is the sum of three consecutive integers in terms of the middle number x? What would the sum be in terms of the middle number for five and seven consecutive integers? What can you generalize about the sum of n consecutive integers where n is odd?
Fill in the blank(s) with the appropriate word(s).
A plane can fly 480 mph in still air. If it can fly 510 miles downwind in the same amount of time it can fly 450 miles upwind, find the velocity of the wind. ?
A. 60 mph B. 30 mph C. 40 mph D. 45 mph E. 53 mph