AAI ATC Junior Executive 27 Jul 2022 Shift 1 Paper

Question : 72 of 120

Marks: +1, -0

What is the identity used to verify the vectors

a↖{¯}

= (1, 4, -7),

b↖{¯}

= (2, -1, 4) and

c↖{¯}

= (0, -9, 18) are coplanar?

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