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Many-One onto Function

Consider A ...

Question

Consider $A = {1, 3, 5, 7, 9}$ . Fill in the blank spaces with the appropriate symbol $ϵ$ or $/ ϵ$ .
$1) 1$ __ $A; 2) 4$ $A; 3) 11$ _ $A; 4) 3$ ____ $A$

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Solution

$1) 1 \in A$
$2) 4 \notin A$
$3) 11 \notin A$
$4) 3 \in A$

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Question 43

In the following question, fill in the blanks with correct symbol >, < or =.

If m is a common divisor of a and b, then $\frac{a}{b} = \frac{a \div m}{-}$

Let A = {1, 2, 3, 4, 5, 6}. Insert the appropriate symbol ∈or ∉ in the blank spaces:

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(iv) 4…A (v) 2…A (vi) 10…A

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