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Question

If two vectors are A=2^i+^j^k and B=^j4^k. A×B is perpendicular to

A
A
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B
B
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C
A+B
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D
AB
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Solution

The correct options are
A A
B B
C A+B
D AB
(A×B) Plane(A,B)
A+B and AB lie in the plane formed by A and B
Hence, all the options are correct.

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