If A(-2,1),B(2,3)a n dC(-2,-4) are three...

If `A(-2,1),B(2,3)a n dC(-2,-4)` are three points, find the angle between `B Aa n dB Cdot`

`tan^(-1) (3/5)`

`tan^(-1) (2/3)`

`tan^(-1) (3/2)`

None of these

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