CPM Homework Help : APCALC Problem 10-97

Write the equation of a line such that $f^\prime(3) = 2$ and $f(3) = 5$ . Now write the equation of the normal line at $x = 3$ .

Hint:

This is a line with a slope of $2$ passing through the point $(3, 5)$ .

More Help:

"Normal" means perpendicular. The slope of the normal line is $–1/2$ .