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Mathematics
Mathematics
Problem
14. Show that the vector
i
^
+
j
^
+
k
^
\hat{i}+\hat{j}+\hat{k}
i
^
+
j
^
+
k
^
is equally inclined to the axes
O
X
,
O
Y
\mathrm{OX}, \mathrm{OY}
OX
,
OY
and OZ .
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