Solution Found!
a. Is 3 {1, 2, 3}b. Is 1 {1}c. Is {2} {1, 2}d. Is {3} {1,
Chapter 1, Problem 9E(choose chapter or problem)
a. Is \(3 \in\{1,2,3\}\)?
b. Is \(1 \subseteq\{1\}\) ?
c. Is \(\{2\} \in\{1,2\}\)?
d.Is \(\{3\} \in\{1,\{2\},\{3\}\}\)?
e. Is \(1 \in\{1\}\)?
f. Is \(\{2\} \subseteq\{1,\{2\},\{3\}\}\)?
g. Is \(\{1\} \subseteq\{1,2\}\)?
h.Is \(1 \in\{\{1\}, 2\}\)?
i. Is \(\{1\} \subseteq\{1,\{2\}\}\)?
j. Is \(\{1\} \subseteq\{1\}\)?
Text Transcription:
3 in {1,2,3}
1 subseteq {1}
{2} in {1,2}
{3} in {1,{2} ,{3}}
1 in {1}
{2} subseteq {1,{2} ,{3}}
{1} subseteq {1,2}
1 in {{1}, 2}
{1} subseteq {1, {2}}
{1} subseteq {1}
Questions & Answers
QUESTION:
a. Is \(3 \in\{1,2,3\}\)?
b. Is \(1 \subseteq\{1\}\) ?
c. Is \(\{2\} \in\{1,2\}\)?
d.Is \(\{3\} \in\{1,\{2\},\{3\}\}\)?
e. Is \(1 \in\{1\}\)?
f. Is \(\{2\} \subseteq\{1,\{2\},\{3\}\}\)?
g. Is \(\{1\} \subseteq\{1,2\}\)?
h.Is \(1 \in\{\{1\}, 2\}\)?
i. Is \(\{1\} \subseteq\{1,\{2\}\}\)?
j. Is \(\{1\} \subseteq\{1\}\)?
Text Transcription:
3 in {1,2,3}
1 subseteq {1}
{2} in {1,2}
{3} in {1,{2} ,{3}}
1 in {1}
{2} subseteq {1,{2} ,{3}}
{1} subseteq {1,2}
1 in {{1}, 2}
{1} subseteq {1, {2}}
{1} subseteq {1}
ANSWER:Solution :Step 1 :In this problem, we have to determine whether the giving statement is true or not. If yes Give the reason.