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If two lines L, and L, in space, are def...

If two lines L, and L, in space, are definedby `L_1={x=lambda y+(sqrtlambda-1}, z=(sqrtlambda-1)y+sqrtlambda} and L_2={x=sqrtmu y+(1-sqrtmu), z=(1-sqrtmu)y+sqrtmu}` then `L_1` is perpendicular to `L_2` for all non-negative reals `lambda and mu,` such that:

A

`sqrt(lambda)+sqrt(mu)=1`

B

`lambdanemu`

C

`lambda+mu=0`

D

`lambda=mu`

Text Solution

Verified by Experts

The correct Answer is:
D
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