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Write the direction cosines of x-axis....

Write the direction cosines of x-axis.

A

lx + my + nz = l +2m +3n

B

(x-1)/l +(y-2)/m+(z-3)/n = 0

C

`lx + my + nz = sqrt14`

D

(lx)/1+(my)/2+(nz)/3 = 0

Text Solution

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The correct Answer is:
A
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