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If A=[1 2 3] , write AA^T ....

If `A=[1 2 3]` , write `A``A^T` .

Text Solution

Verified by Experts

Given: `A=[(1, 2, 3)]`
Then
`A^T=[(1),(2),(3)]`
`implies A``A^T=[(1,2,3)][(1),(2),(3)]`
`=(1)(1)+(2)(2)+(3)(3)`
`=1+4+9`
`=14`
Hence `A^T=14`
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