Determine the amplitude or period as requested.Period of y = cos 5x
A. 1
B. 5
C. 2?
D. 
Answer: D
Mathematics
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Solve the problem.Given the acceleration, initial velocity, and initial position of a body moving along a coordinate line at time t, find the body's position at time t.a = 16 cos 2t, v(0) = 9, s(0) = -11
A. s = 4 cos 2t - 9t - 7 B. s = 4 sin 2t + 9t - 7 C. s = - 4 sin 2t + 9t - 7 D. s = - 4 cos 2t + 9t - 7
Mathematics
Answer the question or give an explanation.Explain the factors that determine the bank service charges on a business checking account.
What will be an ideal response?
Mathematics
Find the exact value of the expression using a sum or difference identity.sin 
A. - 
B. 
C. 
D. - 
Mathematics
Find the mean.Find the mean of the following set of numbers: 81, 92, 66, 88, 63
A. 81 B. 78.6 C. 65 D. 78
Mathematics