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12th Standard English Medium Maths Subject Discrete Mathematics Creative 3 Mark Questions with Solution Part - I updated Creative Questions

12th Standard English Medium Maths Subject Discrete Mathematics Creative 3 Mark Questions with Solution Part - I

12th Standard

    Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 15

    3 Marks

    5 x 3 = 15

  1. In (z, *) where * is defined by a * b = ab, prove that * is not a binary operation on z.

  2. In (z, *) where * is defined as a * b = a + b + 2. Verify the commutative and associative axiom.

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