Where Does the Tangent Line to the Curve $\mathbf { r } ( t ) = \left\langle e ^ { - 2 t } , \cos t , 3 \sin t \right\rangle$

Q11: Find the curvature <span class="ql-formula"

Q12: Find the curvature <span class="ql-formula"

Q13: Find an expression for <span

Q14: Consider <span class="ql-formula" data-value="y =

Q15: Suppose a particle moves in the

Q17: Find the derivative of the vector function

Q18: Find a parametric representation for the

Q19: Find the domain of vector function

Q20: Find the unit normal vector N(t)

Q21: At what point does the curve