Find the Direction Angles of the Vector $$\mathbf { v } = 3 \mathbf { i } + 2 \mathbf { j } - 6 \mathbf { k }$$

Multiple Choice

Find the direction angles of the vector. Round to the nearest degree, if necessary.
- $$\mathbf { v } = 3 \mathbf { i } + 2 \mathbf { j } - 6 \mathbf { k }$$

A) $\alpha = 86 ^ { \circ } , \beta = 88 ^ { \circ } , \gamma = 97 ^ { \circ }$
B) $\alpha = 62 ^ { \circ } , \beta = 72 ^ { \circ } , \gamma = 203 ^ { \circ }$
C) $\alpha = 68 ^ { \circ } , \beta = 76 ^ { \circ } , \gamma = 139 ^ { \circ }$
D) $\alpha = 65 ^ { \circ } , \beta = 73 ^ { \circ } , \gamma = 149 ^ { \circ }$