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Two vectors are given as vecr=2hati+3hat...

Two vectors are given as `vecr=2hati+3hatj+5hatkandvecF=3hati-2hatj+4hatk`. Find the resultant vector `vectau=vecrxxvecF`.

Text Solution

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`vectau=vecrxxvecF|{:(hati,hatj,hatk),(2,3,5),(3,-2,4):}|`
`vectau=(12-(-10))hati+(15-8)hatj+(-4-9)hatk`
`vectau=22hati+7hatj-13hatk`
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