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The points 7hat(i)-11hat(j)+hat(k),5hat(...

The points `7hat(i)-11hat(j)+hat(k),5hat(i)+3hat(j)-2hat(k)and12hat(i)-8hat(j)-hat(k)` forms

A

`"equilateral "Delta`

B

`"isosceles "Delta`

C

`"right angled "Delta`

D

collinear

Text Solution

Verified by Experts

The correct Answer is:
C
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