Determine the symmetries of the curve.r2 = 9 sin 4?

A. Origin only
B. x-axis only
C. x-axis, y-axis, origin
D. y-axis only


Answer: A

Mathematics

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Use a grapher to graph the function.The equation  represents the position of a point moving in simple harmonic motion. Graph the function for 

A.

B.

C.

D.

Mathematics

Solve the problem. Round to the nearest hundredth if necessary.The windshield wiper on a car sweeps in the pattern depicted in the figure. The wiper blade is  long, but the blade does not cover the first 6 in. of the pattern. How long is the arc at each end of the blade? 

A. Outside arc = 150.72 in. , inside arc = 37.68 in. B. Outside arc = 12.56 in. , inside arc = 3.14 in. C. Outside arc = 75.36 in. , inside arc = 18.84 in. D. Outside arc = 25.12 in. , inside arc = 6.28 in.

Mathematics

Write the first five terms of the geometric sequence with the given information.The first term is 7 and the common ratio is .

A. 7
B. 789
C.
D. 7142856112

Mathematics

Find the slope of the line that goes through the pair of points.(2, -6) and (6, 5)

A. Undefined
B. 1
C. 2
D. -2

Mathematics