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2007 Specimen Paper Q15 MC - HSN forum

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2007 Specimen Paper Q15 MC


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#1 spoony2oo8

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Posted 18 May 2008 - 11:30 AM

The Point P(-1,2) lies on the circle with equation x+y-6x-8y+5=0.
What is the gradient of the tangent at P?

Can anyone help as i have no idea where to begin?. Well i thought to differentiate as it said gradient of the tangent but i have never differeniated a circle so this confused me.
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#2 spoony2oo8

    Good Effort

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Posted 18 May 2008 - 11:31 AM

Its Ok I Dont Need Any Help I Figured Out How To Do It laugh.gif
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