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Problem
Problem
Find the angle that the vector
A
=
2
i
^
+
3
j
^
−
k
^
\mathbf{A} = 2\hat{i} + 3\hat{j} - \hat{k}
A
=
2
i
^
+
3
j
^
−
k
^
makes with
y
y
y
-axis.
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