Graph the function.Sketch two cycles of the radio signal  (e is in volts, f in hertz, and t in seconds) for a station broadcasting with  ("95" on the AM radio dial.) Label the point on the horizontal axis which represents the end of the second cycle.

A.

B.

C.

D.


Answer: D

Mathematics

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Find the product or quotient. ÷ 

A.
B.  
C.  
D.  

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Solve the problem.Find the area of a parallelogram with a base of 99 m and a height of 

A. 9800 m2  B. 3600 m2  C. 1300 m2  D. 3564 m2

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Solve for real roots.x2/3 - 5x1/3 + 6 = 0

A. x = 2, 3 B. x = -3, -2 C. x = 8, 27 D. x = -27, -8

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Perform the operations indicated.-4 - (-12)

A. 8 B. 16 C. -16 D. -8

Mathematics