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If P, Q, R are three points with respect...

If P, Q, R are three points with respective position vectors `hati + hatj, hati -hatj and a hati + b hatj + c hatk .` The points P, Q, R are collinear, if

A

a = b = c = 1

B

a =b = c = 0

C

a = 1, bc `epsi` R

D

a = 1, c = 0, b `epsi` R

Text Solution

Verified by Experts

The correct Answer is:
C
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