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If A=[{:(,3,1),(,-1,2):}] and I=[{:(,1,0...

If `A=[{:(,3,1),(,-1,2):}] and I=[{:(,1,0),(,0,1):}]`,find `A^2-5A+7I`.

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ICSE-MATHEMATICS-2012-SECTION-B
  1. If A=[{:(,3,1),(,-1,2):}] and I=[{:(,1,0),(,0,1):}],find A^2-5A+7I.

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  2. In the given figure, AB is the diameter of a circle with centre O. ...

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  3. In the given figure, AB is the diameter of a circle with centre O. ...

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