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Mathematics
Mathematics
Problem
If the vector
i
^
+
j
^
+
k
^
\hat{i} + \hat{j} + \hat{k}
i
^
+
j
^
+
k
^
makes angles
α
,
β
\alpha, \beta
α
,
β
and
γ
\gamma
γ
with vectors
i
^
,
j
^
\hat{i}, \hat{j}
i
^
,
j
^
and
k
^
\hat{k}
k
^
respectively, then a.
α
=
β
≠
γ
\alpha = \beta \neq \gamma
α
=
β
=
γ
b.
α
=
γ
≠
β
\alpha = \gamma \neq \beta
α
=
γ
=
β
c.
β
=
γ
≠
α
\beta = \gamma \neq \alpha
β
=
γ
=
α
d.
α
=
β
=
γ
\alpha = \beta = \gamma
α
=
β
=
γ
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