Question:

If , , then show that

Also find

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- December 5th 2009, 12:45 AMzorroDifferentiate and find the square of dy/dx
Question:

If , , then show that

Also find - December 5th 2009, 01:51 AMmr fantastic
- December 5th 2009, 04:14 AMHallsofIvy
"yur"? (Worried)

- December 6th 2009, 07:50 PMzorroIs this correct?
- December 7th 2009, 12:31 AMmr fantastic
- December 7th 2009, 05:46 PMzorroSo after simplifying
- December 8th 2009, 12:51 AMmr fantastic
- December 8th 2009, 02:19 AMHallsofIvy
By the way, Zorro, is NOT "the square of dy/dx"!

- December 8th 2009, 02:31 AMzorroThanks u every one for helping me
Thank u Mr fantastic for ur help (Bow)