Let P (x) be the statement "x can speak Russian" and let
Q(x) be the statement "x knows the computer language
C++." Express each of these sentences in terms of P (x),
Q (x), quantifiers, and logical connectives. The domain
for quantifiers consists of all students at your school.
Answer
Let P (x) be the statement "x can speak Russian" and let Q(x) be the statement "x knows the computer language C++." Express each of these sentences in terms of P (x), Q (x), quantifiers, and logical connectives. The domain for quantifiers consists of all students at your school.
means " can speak Russian Language"
means " knows the computer language C++"
Now there can be a person who knows Russian Language and also knows the computer language C++.
So we can write this sentence in terms of P (x), Q (x), quantifiers, and logical connectives as
Here is existential quantifier
And is logical connective.
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