Write the following sets in Roster form: (i) The set of letters in the word 'MEERUT' (ii) The set of letters in the word 'UNIVERSAL' (iii) A={x:x=y+3, y ∈ N and y > 3} (iv)B={p:p∈W and p2 < 20 } (v) C={x:xis composite number and~5≤x≤21}
Let M = {letters of the word REAL} and N={letters of the word LARE}. Write sets M and N in roster form and then state whether;
(i)M⊆N is true
(ii)N⊆M is true
(iii) M=N is true