Chapter 9: Problem 69
Label any intercepts and sketch a graph of the plane. $$ x=5 $$
Chapter 9: Problem 69
Label any intercepts and sketch a graph of the plane. $$ x=5 $$
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Get started for freeIn Exercises 63 and 64 , sketch the solid that has the given description in spherical coordinates. $$ 0 \leq \theta \leq 2 \pi, 0 \leq \phi \leq \pi / 6,0 \leq \rho \leq a \sec \phi $$
If the projection of \(\mathbf{u}\) onto \(\mathbf{v}\) has the same magnitude as the projection of \(\mathbf{v}\) onto \(\mathbf{u}\), can you conclude that \(\|\mathbf{u}\|=\|\mathbf{v}\|\) ? Explain.
Find the angle \(\theta\) between the vectors. $$ \begin{array}{l} \mathbf{u}=3 \mathbf{i}+2 \mathbf{j}+\mathbf{k} \\ \mathbf{v}=2 \mathbf{i}-3 \mathbf{j} \end{array} $$
In Exercises \(9-14,\) find the angle \(\theta\) between the vectors. $$ \mathbf{u}=3 \mathbf{i}+\mathbf{j}, \mathbf{v}=-2 \mathbf{i}+4 \mathbf{j} $$
Find the angle \(\theta\) between the vectors. $$ \begin{array}{l} \mathbf{u}=3 \mathbf{i}+4 \mathbf{j} \\ \mathbf{v}=-2 \mathbf{j}+3 \mathbf{k} \end{array} $$
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