5: The tangent line has slope
kT = f ′(2) = 1/0+ = ∞?
This means that the tangent
line is vertical. Its equation is
The normal line has slope
kN = −1/f ′(2) = −1/∞ = 0.
This means a
horizontal line, which makes sense (the tangent line is vertical).
Its equation is
Answer