Name:
Math 166 Quiz 2: L.1-L.2, 1.1
For questions 1 and 2, let p and q be the statements:
p :We are currently in Heldenfels 111.
q :Augustus De Morgan is the current president of the US.
1. Give the symbolic expression for the statement: We are currently in Heldenfels 111 or
Augustus De Morgan is not the current president of the US.
2. Determine the truth value of the following compound statements (circle your answer).
True
True
True
False
False
False
a. p∨q
b. ∼ p ∨ q
c. ∼ (p ∧ q)
Let U be the set of all types of fruits.
Y ={x|x is yellow}
C ={x|x changes colors when ripe}
K ={x|x contains vitamin K}
3. Write the set that represents the set of all fruits that are both yellow and don’t change
colors when ripe or contain vitamin K.
4. Describe in words the set
a.Y ∪ K c
b.Y c ∩ C c ∩ K
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