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Question
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;
M ⊆ N is true.
Solution
M = {letters of theword REAL}
= {R, E, A, L}
and N = {letters of the word LARE}
= {L, A, R, E}
M ⊆ N is true : Yes
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