Vector coplanar with vectors i + j and j + k and parallel t…

Maths Vector Algebra Vector Triple Product Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 12, 2026

Vector coplanar with vectors i + j and j + k and parallel to the vector 2 i – 2 j – 4 k , is

i – k

i – j – 2 k

i + j – k

3 i + 3 j – 6 k

Text Solution

Verified by Experts

The correct answer is:

Let vector be .

are coplanar.

∴ ∴

Also, since

∴ ∴

i.e. ,

⇒ ⇒

i.e., or

∴ ∴ Required vector is

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