IF [8−3]=[4−5] :
find : (i) A + B (ii) B - A
(i)A + B
[8−3]+[4−5]=[8+4−3−5]=[12−8]
(ii) B - A
[4−5]−[8−3]=[4−8−5+3]=[−4−2]
Findi)A∩B if (i) A={10,11,12,13},B={12,13,14,15}
ii) A={5,9,11},B=∅
If P(A), P(B) =and P(A ∪ B) =, find
(i) P(A ∩ B) (ii) P(A|B) (iii) P(B|A)