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In a class of 100 students 46 students p...

In a class of 100 students 46 students play football, 26 students play hockey, 11 students play volley ball. 6 play football and hockey, 5 play hockey and volley ball and 5 play football and volley ball. 4 play all the three games. Find the number of students play only! football

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PREMIERS PUBLISHERS-SETS,RELATIONS AND FUNCATIONS-II. Choose the correct option for the following. (M.C.Q)
  1. In a class of 100 students 46 students play football, 26 students play...

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  2. If f: RtoR is defined by f(x) = 3x - 4 is bijective, its inverse f^(-1...

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  3. Let f: RtoR be defined by fx) = 2 – [x]. The range of f is:

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  4. If A=(1,2,3,4) B = (3,4,5,6) then n(AcupB)xx(AcapB)xx(ADeltaB) is:

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  5. If P(a) denotes the Power set A and A is void set, then n(P(P(P(a)))) ...

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  6. The number of relations form a set containing melements to a set conta...

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  7. Let A = {1,2,3) and p = {(1,2), (2,1), (1,1),(2,3), (2,2)) then to mak...

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  8. The domain of f(x) =(1)/(1 -2cosx) is:

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  9. The largest domain for the real valued function given by f(x) =(sqrt(1...

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  10. Let f and g be two functions from R to Rdefined by f(x) = 3x – 2 and g...

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  11. If the function f :(-2,2]toS is defined by f(x) = x^(2) is onto then S...

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  12. Find the correct statement in the following: The function f(x) = x + x...

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  13. Find the incorrect statement:

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  14. Find the incorrect statement:

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  15. Find the correct statement:

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  16. Find the odd man out:

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  17. Find the odd man out: Let A-(1,2,3,4) then

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  18. Find the odd man out: Let X - {1,2,3,4), Y = {a,b,c,d,e)

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  19. The set of all numbers greater than 0 is an ……..interval

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  20. The product of an odd function and an even function is:

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  21. Match the following: Let A -(0, 1, 2, 3) then the relations R(1), R(2)...

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