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Anna [14]
3 years ago
14

Early Americans crossed the land bridge from Asia to present day

Social Studies
2 answers:
lesantik [10]3 years ago
4 0
The land bridge goes from Asia to the tip of Alaska.  It is only there when it is cold enough for the water to freeze across.
erastova [34]3 years ago
3 0
Asia to Alaska ice bridge
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The brain seems capable of making new changes to the communication network of neurons following different forms of practice, wel
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Functional neuroplasticity

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When we symbolize a claim, we're displaying its truth-functional structure. Show that you can figure out the structures of the f
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Answer:

1. (P --> Q) & R

2. P --> (Q & R)

3. (P&Q) --> R

4. P & (Q --> R)

5. P --> (Q --> R)

6. (P --> Q) & (R --> Q)

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9. (P v Q) --> R

10. P --> (Q v R)

Explanation:

If Parsons signs the papers then Quincy will go to jail, and Rachel will file an appeal:

(P --> Q) & R

If Parsons signs the papers, then Quincy will go to jail and Rachel will file an appeal:

P --> (Q & R)

If Parsons signs the papers and Quincy goes to jail then Rachel will file an appeal:

(P&Q) --> R

If Parsons signs the papers and if Quincy goes to jail Rachel will file an appeal:

P & (Q --> R)

If Parsons signs the papers then if Quincy goes to jail Rachel will file an appeal:

P --> (Q --> R)

If Parsons signs the papers Quincy goes to jail, and if Rachel files an appeal Quincy goes to jail:

(P --> Q) & (R --> Q)

Quincy goes to jail if either Parsons signs papers or Rachel files an appeal:

(P v R) --> Q

Either Parsons signs the papers or, if Quincy goes to jail, then Rachel will file an appeal:

P v (Q --> R)

If either Parsons signs the papers or Quincy goes to jail then Rachel will file an appeal:

(P v Q) --> R

If Parsons signs the papers then either Quincy will go to jail or Rachel will file an appeal:

P --> (Q v R)

I have added truth table in attachment.

All possible conditions for each statements are in truth table with both true and false cases of P,Q,R.

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