Find the Curvature of the Curve $\mathbf { r } ( t ) = 3 \sin 4 t \mathbf { i } + 3 \cos 4 t \mathbf { j } + 3 t \mathbf { k }$

Q16: Find the scalar tangential and normal

Q17: A mortar shell is fired with

Q18: <span class="ql-formula" data-value="\text { A particle moves

Q19: Let <span class="ql-formula" data-value="C"><span class="katex"><span

Q20: Find a vector function that represents

Q22: Find the scalar tangential and normal

Q23: <span class="ql-formula" data-value="\text { Find equations of

Q24: The curves <span class="ql-formula" data-value="\mathbf

Q25: Find the derivative of the vector

Q26: Find the position vector of a