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Determine whether p,q and "If p, then q " are true or false in each case given below :
1 > 5

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To determine whether the statements p, q, and "If p, then q" are true or false for the case "1 > 5", we will follow these steps: ### Step 1: Define p and q Let: - \( p \): "1 > 5" - \( q \): (We need to define a statement for q, but since the problem does not provide one, we will assume it is arbitrary for this exercise. Let's say \( q \): "Some other statement" which we will evaluate later.) ### Step 2: Evaluate p We need to determine the truth value of \( p \): - The statement "1 > 5" is false because 1 is not greater than 5. Thus, we have: - \( p \) is **False**. ### Step 3: Evaluate q Since the problem does not specify what \( q \) is, we cannot evaluate it directly. However, for the sake of this exercise, let's assume \( q \) is also false (as an example). Thus, we have: - \( q \) is **False**. ### Step 4: Evaluate "If p, then q" Now we need to evaluate the implication "If p, then q" (denoted as \( p \rightarrow q \)): - The truth table for implications states that: - If \( p \) is true and \( q \) is true, then \( p \rightarrow q \) is true. - If \( p \) is true and \( q \) is false, then \( p \rightarrow q \) is false. - If \( p \) is false and \( q \) is true, then \( p \rightarrow q \) is true. - If both \( p \) and \( q \) are false, then \( p \rightarrow q \) is true. Since we have: - \( p \) is **False** - \( q \) is **False** According to the truth table, when both \( p \) and \( q \) are false, \( p \rightarrow q \) is **True**. ### Conclusion In summary: - \( p \) (1 > 5) is **False** - \( q \) (arbitrary statement) is **False** - \( p \rightarrow q \) (If p, then q) is **True** ### Final Result: - \( p \): False - \( q \): False - \( p \rightarrow q \): True ---
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ICSE-MATHEMATICAL REASONING-EXERCISE 27 (E)
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  2. Let p be " I will marry her," and let q be " she is beautiful." Transl...

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  3. Let p be " I will marry her," and let q be " she is beautiful." Transl...

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  4. Let p be " I will marry her," and let q be " she is beautiful." Transl...

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  5. Determine whether p,q and "If p, then q " are true or false in each ca...

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  8. Determine whether p,q and "If p, then q " are true or false in each ca...

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  9. Determine whether p,q and "If p, then q " are true or false in each ca...

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  10. Determine whether p,q and "If p, then q " are true or false in each ca...

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  11. Write T before each true statement and write F before each false state...

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  12. Write T before each true statement and write F before each false state...

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  13. Write T before each true statement and write F before each false state...

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  14. Write T before each true statement and write F before each false state...

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  15. Write T before each true statement and write F before each false state...

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  16. Write T before each true statement and write F before each false state...

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  17. Write T before each true statement and write F before each false state...

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  18. Write T before each true statement and write F before each false state...

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  19. Write T before each true statement and write F before each false state...

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  20. Write T before each true statement and write F before each false state...

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