$A$ is the set of distinct letters in MATHEMATICS. List $A$ and find $n(A)$. Complete each sta

Question

$A$ is the set of distinct letters in MATHEMATICS. List $A$ and find $n(A)$. Complete each statement using $\in$ or $\notin$: $$ M\ \_\_\ A,\qquad R\ \_\_\ A. $$

Accepted Answer

(a) $\{M,A,T,H,E,I,C,S\}$, $8$ (b) $\in,\notin$

Sets

Sets

Solution:

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