State with reasons whether `h :{2,\ 3,\ 4,\ 5}->{7,\ 9,\ 11 ,\ 13}` with `h={(2,\ 7),\ (3,\ 9),\ (4,\ 11),\ (5,\ 13)}`have inverse or not

State with reason whether following functions have inverse (i) f:{1,2,3,4} ->{10} " with " f={(1, 10),(2, 10),(3, 10),(4, 10)} (ii) g:{5, 6, 7, 8}->{1,2,3,4}" with "g={(5, 4),(6, 3),(7, 4),(8, 2)} (iii) h : {2, 3, 4, 5} → {7, 9, 11, 13}" with "h = {(2, 7), (3, 9), (4, 11), (5, 13)}

The inter - quartile range of the data 1, 3, 5, 7, 9, 11, 13, 15, 17, 19

Evaluate |{:(9,7,13),(4,3,9),(5,4,4):}|

If A={1,2,3,4,5},\ B={4,5,6,7,8},\ C={7,8,9, 10 , 11}a n d\ D={10 , 11 , 12 , 13 , 14} . Find: AuuC

If A={1,2,3,4,5},\ B={4,5,6,7,8},\ C={7,8,9, 10 , 11}a n d\ D={10 , 11 , 12 , 13 , 14} . Find: BuuC

If A={1,2,3,4,5},\ B={4,5,6,7,8},\ C={7,8,9, 10 , 11}a n d\ D={10 , 11 , 12 , 13 , 14} . Find: BuuD

If A={1,2,3,4,5},\ B={4,5,6,7,8},\ C={7,8,9, 10 , 11}a n d\ D={10 , 11 , 12 , 13 , 14} . Find: BuuCuuD

If A={1,2,3,4,5},\ B={4,5,6,7,8},\ C={7,8,9, 10 , 11}a n d\ D={10 , 11 , 12 , 13 , 14} . Find: AuuBuuC

If A={1,2,3,4,5},\ B={4,5,6,7,8},\ C={7,8,9, 10 , 11}a n d\ D={10 , 11 , 12 , 13 , 14} . Find: AuuBuuD

If A = { 3 , 5, 7, 9 , 11} and B = { 7,9,11,13 } then find A intersection B