If with reference to the right handed sy...

If with reference to the right handed system of mutually perpendicular unit vectors `hati,hatjandhatk,,vecalpha=3hati-hatj,vecbeta=2hati+hatj-3hatk`, then express `vecbeta` in the form `vecbeta=vecbeta_(1)+vecbeta_(2)` , where `vecbeta_(1)` is parallel to `vecalphaandvecbeta_(2)` is perpendicular to `vecalpha`.

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