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Rectangular and Polar Coordinates and Curves

Last updated over 5 years ago

5 questions

Note from the author:

Polar coordinates and curves

2

Question 1

1.

2

2

2

2

Question 2

2.

Find a set of rectangular coordinates for the point (6, 120˚).

Question 3

3.

Find two pairs of polar coordinates for (2, 2) if 0 ≤ θ < 2π.

Question 4

4.

Which of the following polar equations represent(s) a circle?

r = 3cos(theta) 

r = 3

r = 2 - 5sin(theta)

r = 5cos(theta)sin(theta)

Question 5

5.

The equation rcos(theta)=5 corresponds to which curve?

Circle

Parabola

Hyperbola

Line