If A={4,5,6} and B={7,8}, find:
(i) AXB
(ii) BXA .
(iii) Show that AXB ≠ BXA
(iv) Draw arrow diagrams of AXB and BXA
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Answer:
A*B=(4,5,6)*(7,8)
=7*4+7*5+7*6+8*4+8*5+8*6
=28+35+42+32+40+48
=225
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