The graph of a trigonometric function of the form y = A sin (Bx) or y = A cos (Bx) for B > 0 is given. Determine the equation of the function represented by the graph.
A. y = 4 cos 
x
B. y = 2 cos 
x
C. y = 2 cos 4x
D. y = 4 cos 2x
Answer: A
Mathematics
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Solve the problem.Two machines are turned on at 8:00 A.M. If one can produce 37 items each hour and the other can produce 59 items each hour, at what time will they produce a total of 192 items?
A. 10:00 A.M. B. 9:00 A.M. C. 11:30 A.M. D. 11:00 A.M.
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
A. 
B. 
C. 1
D. 
Mathematics
Evaluate without using a calculator.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use the vectors 
, 
to find the indicated quantity. State whether the result is a vector or a scalar.
?
?
A. 
; vector
B. 
; vector
C. -72; scalar
D. 60; scalar
E. 
; vector
Mathematics