Question
Find the domain of each vector function.$$\mathbf{u}(t)=\frac{\left(t^{2}+1\right)}{t} \mathbf{i}+3 t \mathbf{j}-\frac{2}{t} \mathbf{k}$$
Step 1
The first component is $\frac{\left(t^{2}+1\right)}{t}$. Here, the denominator cannot be zero, so $t \neq 0$. Show more…
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