Question
Decide if the parameterization describes a curve or a surface.$\vec{r}(s, t)=\cos s \vec{i}+\sin s \vec{j}+t^2 \vec{k}$
Step 1
The parameterization is \(\vec{r}(s, t) = \cos s \, \vec{i} + \sin s \, \vec{j} + t^2 \, \vec{k}\). Show more…
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