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Sets Test - 42...

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  • Question 1
    1 / -0

    Let pp and qq be two statements. amongst the following, the statement is equivalent to pqp\rightarrow q is

  • Question 2
    1 / -0

    If A={1,3,5,7,9,11,13,15,17},B={2,4,....,18}A=\left\{ 1,3,5,7,9,11,13,15,17 \right\} ,B=\left\{ 2,4,....,18 \right\} and N is the universal set, then A((AB)B)A'\cup \left( \left( A\cup B \right) \cap B' \right)

  • Question 3
    1 / -0

    If  ab=2aba * b = 2 ^ { a b }  on  N{0}N \cup \{ 0 \}  then  *  is

  • Question 4
    1 / -0

    If A={1,2,4},B={2,4,5}A=\left\{ 1,2,4 \right\} ,B=\left\{ 2,4,5 \right\} and C={2,5}C=\left\{ 2,5 \right\} , then (AB)×(BC)=\left( A-B \right) \times \left( B-C \right) =

  • Question 5
    1 / -0

    {xϵR:14xx+19x30x4<0x \epsilon R : \dfrac{14x}{x+1} - \dfrac{9x-30}{x-4} <0 } is equal to

  • Question 6
    1 / -0

    A={a,e,i,o,u},B={a,i,u}A = \{ a , e , i , o , u \} , B = \{ a , i , u \}, then  BA.B - A.

  • Question 7
    1 / -0

    If A={xxNandx<614}A=\left\{x|x\in N\quad and\quad x < 6\dfrac{1}{4}\right\} and B={xxNandx25}B=\left\{x|x\in N\quad and\quad x^2\leq 5\right\}. Then the number of subsets of set A×(AB)A\times (A\cap B) which contains exactly 33 elements is?

  • Question 8
    1 / -0

    If A={2,3,4,5,7},B={7,8,9}A = \{ 2,3,4,5,7 \} , B = \{ 7,8,9 \}, then find n(AB).n ( A \cup B ).

  • Question 9
    1 / -0

    If II is the set of isosceles triangle and EE is the equilateral triangles then _____________.

  • Question 10
    1 / -0

    Mark the correct alternative of the following.
    The number of subsets of a set containing n elements is?

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