If veca= x hati+yhatj+zhatk, vecb= yhati...

If `veca= x hati+yhatj+zhatk, vecb= yhati+zhatj+xhatk, vecc=zhati+xhatj+yhatk`, then `vecaxx(vecbxxvecc)` is :

parallel to `(y-z)hati+(z-x)hatj+(x-y)hatk`

orthogonal to `hati+hatj+hatk`

orthogonal to `(y+z) hati+(z+x)hatj+(x+y)hatk`

parallel to `hati+hatj+hatk`

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MODERN PUBLICATION-EXCLUSIVELY FOR JEE(ADVANCED)-EXERCISE

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