Question

if A={1,2} ,B=3,4} then show that A cross (B intersection null)=null​

Answer 1

Answer:

Here,

A={1,2}

B={3,4}

( intersection ) means any number is common in both the sets.

so, in (A intersection B) not a single number is common,

(A intersection B) = ( )

i.e bull or empty set.

Answer 2

Here isss ur answer ❤️...Thank u