I'm not sure what they are looking for here.(adsbygoogle = window.adsbygoogle || []).push({});

Find k such that the line is tangent to the graph of the funtion

Function: x^2-kx Line: 4x-9

Just need a little push in the right direction.

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# Find k such that the line is tangent to the graph

**Physics Forums | Science Articles, Homework Help, Discussion**