How to find the slope of the curve at the given point and an equation of the tangent line at the point?

Question

anonymous · Answer

This should help you: http://math.stackexchange.com/questions/63606/finding-the-equation-of-tangent-line-to-the-curve-at-the-given-point Hope I helped, - Skai

anonymous · Answer

$$y=x^2 - 3$$ P[2,1]

anonymous · Answer

1.  Take the derivative of the function.  

2.  Evaluate it at the given x value (in this case, x=2).  

3.  Use the evaluation in step (2) as the slope for a line through (2,1).  I prefer to use the point-slope form to get this answer, but you may not.