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).
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
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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