If P1" and "P2 are the lenghts of the pe...

If `P_1" and "P_2` are the lenghts of the perpendicular from the points `(2,3,4)` and `(1,1,4)`
respectively from the plane `3x-6y+2z+11=0`, then `P_1" and "P_2`
are the roots of the equation

A

(a) `P^2-23P+7=0`

B

(b) `7P^2-23P+16=0`

C

(c) `P^2-17P+16=0`

D

(d) `P^2-16P+7=0`

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The correct Answer is:

B

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