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If n(AuuBuuC)+n(AuuBuuC)'=50,n(A)=10,n(B...

If `n(AuuBuuC)+n(AuuBuuC)'=50,n(A)=10,n(B)=15,n(C)=20,n(AnnB)=5,n(BnnC)=6.n(CnnA)=10and n(AnnBnnC)=5,then n(AuuBuuC)'` is equal to

A

21

B

20

C

22

D

19

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If n(AuuBuuC)+(AuuBuuC)^'=50 ,n(A)=10 ,n(B)=15 , n(C)=20 ,n(AnnB)=5, n(BnnC)=6,n(CnnA)=10 and n(AnnBnnC)=5, then n(AuuBuuC)' is equal to A)21 B)20 C)22 D)19

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RESONANCE ENGLISH-DPP-QUESTION
  1. The set (A uu B')' uu(B nn C) is equal to

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  2. The set (AnnB')'uu(BnnC) is equal to

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  3. If n(AuuBuuC)+n(AuuBuuC)'=50,n(A)=10,n(B)=15,n(C)=20,n(AnnB)=5,n(BnnC)...

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  4. If A={2,3,4,8,10}.B={3,4,5,10,12},C={4,56,12,14}then(AnnB)uu(AnnC) is ...

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  5. If A={1,3,5,7,9,11,13,15,17}, B={2,4,.......,18} and N the set of natu...

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  6. Of the members of three athletic teams in a certain school, 21 are in ...

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  7. Find the value of a for which the sum of the squares of the roots of t...

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  8. The graph of the quadratic trinomial u=a x^2+b x+c has its vertex at (...

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  9. If a, b, c are real numbers satisfying the condition a+b+c=0 then the ...

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  10. The quadratic equation whose roots are sec^(2)alphaand "cosec"^(2)alph...

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  11. If h(x)=log(10)x, then the value of sum(n=1)^(89) h"("tan^(Omega)")"=

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  12. Let f(n)=prod(r=1)^(n) sin(r), where r is in radians, then

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  13. If a,b epsilon R and ax^(2)+bx+6=0 does not have two distinct real roo...

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  14. Find the set of values of 'a', for which the expression y=(ax^2+6x-8...

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  15. If every pair from among the equations x^2+px+qr=0,x^2+qx+rp=0 and x...

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  16. Find a and b so that x^3+ax^2+11x+6 and x^3+bx^2+14x+8 may have one co...

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  17. If alpha , beta are the roots of the quadratic equation (p^2 + p +...

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  18. The roots alpha and beta of a quadratic equation are the square of two...

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  19. The number of values of x in the in interval [0,5pi] satisfying the eq...

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  20. If 2cos^2(pi+x)+3 sin(pi+x) vanishes then the values of x lying in the...

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