Consider three vectors `A=hati +hatj-2hatk`, `B=hati +hatj+2hatk and 2hati -3hatj +4hatk` A vector X of the from `alphaA +betaB

Consider three vectors `A=hati +hatj-2hatk`,
`B=hati +hatj+2hatk and 2hati -3hatj +4hatk` A vector X of the from `alphaA +betaB (alpha and beta"are numbers")` is perpendicular to C .The ratio of `alpha and beta` is
A. `1:1`
B. `2:1`
C. `-1:1`
D. `3:1`

Consider three vectors `A=hati +hatj-2hatk`, `B=hati +hatj+2hatk and 2hati -3hatj +4hatk` A vector X of the from `alphaA +betaB (alpha and beta"are nu

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