In Problem 11 to 15, write each sentence in symbolic form. Represent each simple statement in the sentence with the letter indicated in the parentheses. Also state whether the sentence is a conjunction, a disjunction, a negation, a conditional, or biconditional. 11. If today is Wednesday (w), then tomorrow is Thursday (t). 12. I went to the post office (p) and the bookstore (s). 13. A triangle is an equilateral triangle (1) if and only if it is an equiangular triangle (a). 14. I will major in mathematics (m) or computer sciences (c). 15. A number is an even number (e) if and only if it has a factor of 2 (t).

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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this problem is about LOGIC STATEMENTS AND QUANTIFIERS

In Problem 11 to 15, write each sentence in symbolic form. Represent each simple statement in the sentence with the letter
indicated in the parentheses. Also state whether the sentence is a conjunction, a disjunction, a negation, a conditional, or
biconditional.
11. If today is Wednesday (w), then tomorrow is Thursday (t).
12. I went to the post office (p) and the bookstore (s).
13. A triangle is an equilateral triangle (1) if and only if it is an equiangular triangle (a).
14. I will major in mathematics (m) or computer sciences (c).
15. A number is an even number (e) if and only if it has a factor of 2 (t).
Transcribed Image Text:In Problem 11 to 15, write each sentence in symbolic form. Represent each simple statement in the sentence with the letter indicated in the parentheses. Also state whether the sentence is a conjunction, a disjunction, a negation, a conditional, or biconditional. 11. If today is Wednesday (w), then tomorrow is Thursday (t). 12. I went to the post office (p) and the bookstore (s). 13. A triangle is an equilateral triangle (1) if and only if it is an equiangular triangle (a). 14. I will major in mathematics (m) or computer sciences (c). 15. A number is an even number (e) if and only if it has a factor of 2 (t).
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