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The value of p so that the lines (1-x)/(...

The value of p so that the lines `(1-x)/(3) = (7y - 14)/(2p) = (z -3)/(2) and (7-7 x)/(3p) = (y-5)/(1) = (6 -z)/(5)` are at right angles are

A

`70//11`

B

`7//11`

C

`10//7`

D

`17//11`

Text Solution

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The correct Answer is:
A
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