Solve this : Question No 3If A = x : x ∈ p, q where p, q and - Maths - Sets

Question

Solve this :

Q u e s t i o n   N o   3 I f   A   =   x
  :   x   ∈   p ,   q   w h e r
e   p ,   q   a n d   x   ∈   N
,   t h e n   w h a t   i s   t h e   v a
l u e   o f   n P ( A )   ?   A     2
p q - 1 B     2 q - p C     2 q - p + 1 D
    2 p + q 2

Lovina Kansal · Accepted Answer

Solve this : Q u e s t i o n N o . 3 I f A = x : x ∈ p , q w h e r e p , q a n d x ∈ N , t h e n w h a t i s t h e v a l u e o f n P ( A ) ? A . 2 p q - 1 B . 2 q - p C . 2 q - p + 1 D . 2 p + q 2

Solve this :

$Q u e s t i o n N o . 3 I f A = \{x : x \in [p, q] w h e r e p, q a n d x \in N\}, t h e n w h a t i s t h e v a l u e o f n [P (A)] ? A . 2^{p q - 1} B . 2^{q - p} C . 2^{q - p + 1} D . 2^{\frac{(p + q)}{2}}$