Question

Help Ill be a fan and give a medal !
Which of the following pairs of coordinates do not represent the same point in polar coordinates? Check all that apply. (I think its B and C)

A. (r,theta) and (r,theta +2pi )
B. (r,theta) and (-r,theta+2pi )
C. (r,theta) and (-r,theta)
D. (r,theta) and (-r,theta +pi )

Answer 1

I agree

Answer 2

Answer C has the only angles that are not ? or 2? apart.

Answer 3

so you think its only C?

Answer 4

What do you think the answer is?

Answer 5

B and C

Answer 6

And what did I say?

Answer 7

I'll go with my gut, thanks (:

Answer 8

So you said you think the answer is B and C and I said I agree. So I think you are right. Good job.