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The position vectors of points of inters...

The position vectors of points of intersection of three planes `rcdotn_1=q_1, rcdotn_2=q_2, rcdotn_3=q_3,` where `n_1, n_2 and n_3` are non coplanar vectors, is

A

`(1)/([vecn _(1) vecn_(2)vecn_(3)])[q_(3) (vecn _(1)xx vecn_(2)) + q_(1)(vecn _(2) xx vecn _(3)) +q_(2) (vecn_(3) xx ecn_(1))]`

B

`(1)/([vecn _(1) vecn_(2)vecn_(3)])[q_(1) (vecn _(1)xx vecn_(2)) + q_(2)(vecn _(2) xx vecn _(3)) +q_(2) (vecn_(3) xx ecn_(1))]`

C

`(1)/([vecn _(3) vecn_(1)vecn_(2)])[q_(1) (vecn _(1)xx vecn_(2)) + q_(2)(vecn _(2) xx vecn _(3)) +q_(2) (vecn_(3) xx ecn_(1))]`

D

None of these

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A
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