If two vectors \(\vec a = 3i + 4j - 7k\: and\: \vec b = pi - 6j + 3k\ – McqOptions

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1.	If two vectors \(\vec a = 3i + 4j - 7k\: and\: \vec b = pi - 6j + 3k\) are perpendicular, the value of P is
A.	1
B.	0
C.	12
D.	15
Answer» E.

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