MathProblemsBank

3.4․14 Tangents and Normals

Condition: Find the angles between the intersecting curves \ (y = f (x) \) and \ (y = \ varphi (x) \), having previously concluded the general formula. \ [f (x) = \ sqrt {x+2}, \ quad \ varphi (x) = \ sqrt {2-x} \]

Solving Problems in Three-Dimensional Space Using Tangents and Normals, Both Straight Lines and Planes.