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Mathematics 10 Online
kekeman:

help: https://snipboard.io/5R039B.jpg

kekeman:

thinking the last option

Narad:

To convert from rectangular coordinates (x,y) to polar coordinates \[\left( r,\theta \right)\] , apply the following equations \[r=\sqrt{x^{2}+y^{2}}\] and \[\theta=\tan ^{-1}\left( \frac{ y }{ x } \right)\]

kekeman:

@narad wrote:
To convert from rectangular coordinates (x,y) to polar coordinates \[\left( r,\theta \right)\] , apply the following equations \[r=\sqrt{x^{2}+y^{2}}\] and \[\theta=\tan ^{-1}\left( \frac{ y }{ x } \right)\]
Okay so how to I apply it like I don't know where to start....

kekeman:

Wait for r i got 12

kekeman:

reference angle is -pi/3

kekeman:

Hellooo you there?

Narad:

That's right

kekeman:

Okay so i am stuck between the first option or the second leaning more towards the first

kekeman:

I got 12, -pi/3

kekeman:

12, 2pi/3

kekeman:

@narad wrote:
That's right
?

kekeman:

hello?

kekeman:

It was the first option

Narad:

I also think about the first

kekeman:

could you help me with another one

Narad:

Post your question ?

kekeman:

@narad wrote:
Post your question ?
I just did

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