vecr=3hati+2hatj-5hatk, veca=2hati-hatj+...

`vecr=3hati+2hatj-5hatk, veca=2hati-hatj+hatk, vecb=hati+3hatj-2hatk, veca=-2hati+hatj-3hatk` such that `vecr=lambdaveca+muvecb+lambdavecc`, then

A

`mu,lamda/2` v are in A.P

B

`lamda,mu,v` are in A.P

C

`lamda,mu,v` are in HP

D

`mu,lamda,v` are in G.P

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The correct Answer is:

A

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