



 
Hi Novelyn, With the equation of the circle, $(x^2 + 6x) + (y^2 8 y) =27$ complete the square for each of $x^2 + 6x$ and $y^2 8 y$ to write the equation in the form $(x  h)^2 + (y  k)^2 = r^2.$ This tells you that the center of the circle is $(h, k).$ The line segment joining $(h, k)$ and $(1, 2)$ is a radius of the circle. Find its slope $m.$ The tangent to the circle through $(1, 2)$ is the line through $(1, 2)$ with slope $\large \frac{1}{m}.$ Penny  


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