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Let, set P = {1, 2, 3} is given then,
(a) Write all possible subsets that can be formed from set P. [2A]
(b) Distinguish the proper and improper subsets from these subsets. [1U]
Three sets A, B and C are defined as follows.
A = {Prime numbers less than 10}
B = {Vowels of English alphabets}
C = {1, 2, 4, 8}
(a) Is the type of set A finite or infinite? [1K]
(b) Write the set B by the listing method. [1U]
(c) Express the set C by the set builder method. [1A]
In a sonometer experiment. it is found that when a tuning fork struck against a rubber pad is held close to the sonometer wire without touching the board, the vibration in the air is not noticeable. However, if the stem of the tuning fork is pressed against the board, the vibration of the stem is quite distinct. Explain why?
Which is correct ?
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If a=2, b=3 then ab =..?
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