Graph the set of points whose polar coordinates satisfy the given equation or inequality.r ? 4

A.

B.

C.

D.


Answer: D

Mathematics

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Provide the proper response.If two nonvertical lines have the same slope, they are  .

Fill in the blank(s) with the appropriate word(s).

Mathematics

Solve the problem.A simple harmonic motion is described by the equation  where x is the displacement in meters and t is time in seconds. Find positive values of t for which the displacement is .

A.  + 4n sec,  + 4n sec, n an integer
B.  + 4n sec,  + 4n sec, n an integer
C.  + 4n sec,  + 4n sec, n an integer
D.  + 4n sec,  + 4n sec, n an integer

Mathematics

Multiply.(4a - 5)2

A. 4a2 + 25 B. 16a2 + 25 C. 16a2 - 40a + 25 D. 4a2 - 40a + 25

Mathematics

Simplify the expression.

A. 6
B. 30
C. 6
D. 10

Mathematics