How do I determine the shape polar of the equations as: . . .
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Originally Posted by Apprentice123 How do I determine the shape polar of the equations as: . . . Substitute and and simplify where required.
thanks
1) My solution: But the answer is: 2) My solution: The answer is: 3) My solution: The answer is: 4) My solution: The answer is:
Originally Posted by Apprentice123 1) My solution: Mr F says: Why the + (in red)?? It should be . Then . Therefore p = 0 or ...... But the answer is: 2) My solution: Mr F says: Do you know the double angle formula for .....? The answer is: [snip] 4) My solution: Mr F says: See my remarks for 1) and 2) ....... The answer is: ..
Last edited by mr fantastic; September 2nd 2008 at 05:13 PM.
Originally Posted by Apprentice123 [snip] 3) My solution: The answer is: [snip] is a quadratic equation in . Use the quadratic formula to get (after appropriate simplification) that or . Note: will help in the simplifying ..... You should convince yourself that the two solutions above for give the same curve .....
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