Equation of the plane through the mid-po...

Equation of the plane through the mid-point of the line segment
joining the points `P (4,5- 10), Q(-1, 2, 1)` and
perpendicular to PQ is

A

`r. ((3)/(2) hati + (7)/(2) hatj - (9)/(2) hatk)= 45`

B

`r. (- hati + 2 hatj +hatk ) = (135)/(2)`

C

`r. (5 hati + 3 hatj - 11 hatk) + (135)/(2) =0`

D

`r. ( 5 hati + 3 hatj - 11 hatk) = (135)/(2)`

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The correct Answer is:

D

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