$$\text { Indicate which symbol, } \in \text { or } \notin \text { makes the statement true. }$$

Q18: Provide an appropriate response.<br>-Is the set of

Q19: Use a quantifier to make the

Q20: Provide an appropriate response.<br>- <span class="ql-formula"

Q21: Determine whether the statements are logically

Q22: Determine whether the statements are logically

Q24: Determine whether the following is a statement.

Q25: Write a statement that represents the

Q26: <span class="ql-formula" data-value="\text { Indicate which symbol,

Q27: Write in if-then form.<br>-Practice is necessary for

Q28: Write a valid conclusion based on the