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Mathematics
OpenStudy (anonymous):

Determine whether the curve has a tangent at the indicated point. If it does, give its slope. If not, explain why..

OpenStudy (anonymous):

OpenStudy (anonymous):

yes, 1/2

OpenStudy (anonymous):

The whole thing is piece wise function.. How can you tell?

OpenStudy (anonymous):

sorry it should be -1/4

OpenStudy (anonymous):

How can you tell? Lol I have 4 more problems of this type so I want to know how to find it..

OpenStudy (anonymous):

so u take derivative at x = 2 which is -1/x^2 , and then u plug in x as 2

OpenStudy (anonymous):

Oh, but first I have to check if it is continuous right? If it not, then it would have no tangent?

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