find an equation of the tangent line at the given point P.

y= 3x^2 + 5x -7, P(-2, -5)

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- Aug 23rd 2009, 11:46 AMteresafinding tangent line
find an equation of the tangent line at the given point P.

y= 3x^2 + 5x -7, P(-2, -5) - Aug 23rd 2009, 11:52 AMskeeter
step 1 ... find

step 2 ... using , find the value of the slope of the curve at point P, i.e.

step 3 ... using the slope found in step 2 and the coordinates of the given point P, use the point-slope form of a linear equation to find the equation of the tangent line.