Hi there, I have to eliminate angle φ from equations:

Attachment 26292

And transform to the equation of circle:

Attachment 26293

Please help.

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- Dec 18th 2012, 02:08 PMblueye89How to eliminate angle from equations.
Hi there, I have to eliminate angle φ from equations:

Attachment 26292

And transform to the equation of circle:

Attachment 26293

Please help. - Dec 18th 2012, 03:25 PMSorobanRe: How to eliminate angle from equations.
Hello, blueye89!

There is a typo . . . one of the equations must have a minus-sign.

Quote:

I have to eliminate from these equations:

. .

. .

n . . . . . . . . . . .

And transform to the equation of circle: .

We have: .

Square both equations: .

Add: .

n . . .

n . . .

- Dec 18th 2012, 03:36 PMblueye89Re: How to eliminate angle from equations.
Yes my friend. Sorry,my mistake, there is an minus in second equation. Thank you very much.