1. Determine whether the following propositions are T or F a) 2+1 = 4 or 4+3 = 6 b) 4+5 = 8 or 2+5 = 7 c) 8-5 = and 3_6 = 9 d) 5+6 = 10 and 2+3 =6 2. Determine the truth values of the following statements. If False, give a counter- example. Suppose the domain = {1,2,3,4} a) Vx (x+3<6) b) Эх (х+<6)
1. Determine whether the following propositions are T or F a) 2+1 = 4 or 4+3 = 6 b) 4+5 = 8 or 2+5 = 7 c) 8-5 = and 3_6 = 9 d) 5+6 = 10 and 2+3 =6 2. Determine the truth values of the following statements. If False, give a counter- example. Suppose the domain = {1,2,3,4} a) Vx (x+3<6) b) Эх (х+<6)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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
Transcribed Image Text:Discrete Mathmetics 2015 Review for Test 1
1. Determine whether the following propositions are T or F
a) 2+1 = 4 or 4+3 = 6
b) 4+5 = 8 or 2+5 =
7
c) 8-5 = and 3 6 = 9
d) 5+6 = 10 and 2+3 =6
2. Determine the truth values of the following statements. If False, give a counter- example.
Suppose the domain = {1,2,3,4}
a) Vx (x+3<6)
b) 3x (x+<6)
3. Let p: I go to Delhi
Q: I visit Red Fort
R:I visit Rajghat
Which propositions for the following sentences using symbols.
a) If I go to Delhi, then I visit Red Fort
b) I go to the Delhi, but I do not visit Red Fort.
c) Either I visit Red Fort it I visit Rajghat.
d) Neither do I visit Red Fort, nor do I visit Rajghat.
e) I go to Delhi, and I visit Rajghat, but I do not Red Fort.
f) If I go to Delhi, and do not visit Red Fort, then to Delhi.
g) To visit Delhi Red Fort, it is necessary that I go to Delhi.
h) I go to Delhi if and only if I visit Red Fort and Rajghat.
i)
To visit Red Fort and Rajghat, it is sufficient for me to go to Delhi.
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