If the vectors \( a =(1, x,-2) \) and \( b =(x, 3,-4) \) are mutually perpendicular, then the value of \( x \) is

If the vectors \( a =(1, x,-2) \) and \(... - Solved

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Mathematics Scalar and Vector Products Medium

If the vectors \( \bar{a}=(1, x,-2) \) and \( \bar{b}=(x, 3,-4) \) are mutually perpendicular, then the value of \( x \) is

(A) -2

(B) 2

(C) 4

(D) -4

✓ Correct Answer: Option A Verified Solution

Correct Option is A. Practice regular variations of this Scalar and Vector Products concept to build speed and accuracy.

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