1.

If U is same as in Example 50, then the value of {:[(3,2,0)]U[(3),(2),(0)]=:}

Answer»

5
`5//2`
4
`3//2`

Solution :We have,
`{:[(3,2,0)]U[(3),(2),(0)]=[(3,2,0)][(1,2,2),(-2,-1,-1),(1,-4,-3)][(3),(2),(0)]:}`
`={:[(3,2,0)]:}[(7),(-8),(-5)]=21-16+0=5`


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