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Mathematics 19 Online
OpenStudy (anonymous):

Find all polar coordinates of point P = (2, 14°). QUICK MEDAL!

OpenStudy (fibonaccichick666):

what is the equation for x and y in polar coordinates?

OpenStudy (anonymous):

This is similar to what I helped you with before @lavalamp0100.

OpenStudy (anonymous):

Yeah, I am just trying to see if I got it down. Is this answer correct? (2, 14+2nπ) or (-2, 14 + (2n+1)π)

OpenStudy (anonymous):

let me do it. gimme a sec.

OpenStudy (anonymous):

sure

OpenStudy (fibonaccichick666):

Since you're not answering me, I'm gonna let brit take it.

OpenStudy (anonymous):

@FibonacciChick666 , take it

OpenStudy (anonymous):

I am a bit busy. I was just commenting. My apologies.

OpenStudy (fibonaccichick666):

nah I have like 3 other questions going, since you have a repertoire, it's yours

OpenStudy (anonymous):

Can someone just help me please

OpenStudy (anonymous):

@Brittni0605 He left. Could you help me please :)

OpenStudy (anonymous):

Alright.

OpenStudy (anonymous):

Thanks so much!

OpenStudy (anonymous):

I think you are correct.

OpenStudy (anonymous):

the point is in (r, (theta)) form...thus polar

OpenStudy (anonymous):

Okay thanks so much!! :)

OpenStudy (anonymous):

Np.

OpenStudy (fibonaccichick666):

Sorry, I gotta step in: You cannot have a negative radius. In the form you are using, (which is not what I consider polar form) the first term is r. As such it can never be negative.

OpenStudy (anonymous):

Oh my gosh. You're correct @FibonacciChick666. Thank you for stepping in.

OpenStudy (fibonaccichick666):

Sorry if that came off as rude as a side note

OpenStudy (anonymous):

I appreciate the correction. It was my error.

OpenStudy (fibonaccichick666):

but anyways, if you could answer my originally posed question @lavalamp0100 , that would give us a good starting point. So what is polar form? It is an eq of the form: x=? y=?

OpenStudy (anonymous):

I think the r can be negative, but the degree would change.

OpenStudy (fibonaccichick666):

No, you can't ever have a negative radius. It's a magnitude. A distance.

OpenStudy (fibonaccichick666):

This may assist: http://www.mathsisfun.com/polar-cartesian-coordinates.html

OpenStudy (anonymous):

I agree r is a magnitude/distance.

OpenStudy (anonymous):

My mistake. Thank you.

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