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Let U={1,2,3,4,5,6,7,8,9,10}, A={1,2,5},...

Let `U={1,2,3,4,5,6,7,8,9,10}`, `A={1,2,5}`, `B=(6,7}`, then show that `AnnB'` is same as set `A`.

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RESONANCE-FUNDAMENTAL OF MATHEMATICS-Exercise
  1. Find the smallest set A such that Auu{1,2}={1,2,3,5,9}

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  2. If A={2,3,4,8,10}, B={3,4,5,10,12}, C={4,5,6,12,14} then find (AnnB)uu...

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  3. Let U={1,2,3,4,5,6,7,8,9,10}, A={1,2,5}, B=(6,7}, then show that AnnB'...

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  4. If A=(x : x=4n+1,nle5,n in N} and B={3n : n le 8, n in N}, then find (...

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  5. If aN = {ax|x in N} and bN nn cN = dN, where b,c epsilon N, then

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  6. Let n(U)=700, n(A)=200,n(B)=300 and n(AnnB)=100, then find n(A'nnB')

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  18. Solve for x (i) |x+1|=4x+3 (ii) |x+1|=|x+3| (iii) 7|x-2|-|x-7|=5...

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  19. Solve for x (i) 2^(|x+1|)+2^(|x|)=6 and x in I (ii) x^(2)+x+1+|x-3...

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  20. Solve the following in equalities (i) |x+7| gt 5 (ii) |x+3| lt 10 ...

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