Use a graphing utility to graph the polar equation.r = 4 sin 

A.

B.

C.

D.


Answer: B

Mathematics

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Change the complex number to rectangular form. cos 270°

A. 2.646 + 0j B. -2.646 + 0j C. 0 - 2.646j D. 0 + 2.646j

Mathematics

Rationalize the denominator and simplify.

A.
B. 370
C.
D. 9 

Mathematics

Suppose that a nonlinear system is composed of equations whose graphs are those described, and the number of points of intersection of the two graphs is as given. Make a sketch satisfying these conditions.A circle and an ellipse; four points

What will be an ideal response?

Mathematics

Use the square root property to find all real or imaginary solutions to the equation.(x + 19)2 = 64

A.
B.
C.
D.

Mathematics