Mathematics, 14.09.2019 10:30 Morehollie9428

Let p, q, and r represent the following statements"
p : sam has pizza last night.
q : chris finished her homework
. r : pat watched the news this morning.
give a formula (using appropriate symbols) for each of these statements:
a) sam had pizza last night if and only if chris finished her homework.
b) pat watched the news this morning iff sam did not have pizza last night.
c) pat watched the news this morning if and only if chris finished her homework and sam did not have pizza last night.
d) in order for pat to watch the news this morning, it is necessary and sufficient that sam had pizza last night and chris finished her homework. express in words the statements represented by the following fomulas.
e) q ⇔ r
f) p ⇔ (q ∧ r)
g) (¬p) ⇔ (q ∨ r)
h) r ⇔ (p ∨ q)

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Let p, q, and r represent the following statements"
p : sam has pizza last night.
q :...

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