How many tangent lines to the curve y=x/(x+1) pass through the point (1,2)? At which points do these tangent lines touch the curve?

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- June 5th 2008, 10:39 PMcityisminedifferentiation tangent lines question
How many tangent lines to the curve y=x/(x+1) pass through the point (1,2)? At which points do these tangent lines touch the curve?

- June 5th 2008, 11:46 PMflyingsquirrel
- June 6th 2008, 12:38 PMcityismine
I took it from exactly where you left it. The answer I got matches the one in the book, so I know it's right.