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IF |veca|=3,|vecb|=4then a value of lamb...

IF `|veca|=3`,`|vecb|=4`then a value of `lambda`  for which `veca+lambdavecb` is perpendicular to `veca-lambdavecb`

A

`3/2`

B

`4/3`

C

`9/16`

D

`3/4`

Text Solution

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The correct Answer is:
D
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