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A=[[2/3,1,5/3],[1/3,2/3,4/3],[7/3,2,2/3]...

`A=[[2/3,1,5/3],[1/3,2/3,4/3],[7/3,2,2/3]] and B=[[2/5,3/5,1],[1/5,2/5,4/5],[7/5,6/5,2/5]]` then compute 3A-5B =

Text Solution

Verified by Experts

The correct Answer is:
`[(0,0,0),(0,0,0),(0,0,0)]`.
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Knowledge Check

  • If A=[(1,-2,3),(-4,2,5)]_(2xx3) and B=[(2,3),(4,5),(2,1)] then

    A
    AB,BA, exist and are equal
    B
    AB,BA exist but not equal
    C
    AB exists and BA does not exist
    D
    AB does not exist and BA exists.

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    If A=[(1,-2,3),(-4,2,5)]_(2xx3) and B=[(2,3),(4,5),(2,1)]

    If A=[[2,3,4],[-3,0,2]], B=[[3,-4,-5],[1,2,1]] and C=[[5,-1,2],[7,0,3]] , find the matrix X such that 2A+3B=X+C

    If A=[[2,3,-4],[1,0,6],[-2,1,5]],B=[[5,1,2],[6,-1,4],[5,3,-4]] , find 2A-3B .

    A=[(3,4),(4,5)],B=[(5,3),(2,1)] then AB is ? .

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