Question: 7. Let Q(x, y) be the statement x + y = x y. If the domain for both variables consists of all integers, what are

7. Let Q(x, y) be the statement x + y = x y. If the domain for both variables consists of all integers, what are the truth values?

a) xy Q(x, y)

b) xy Q(x, y)

c) yx Q(x, y)

8. Suppose variable x represents students, y represents courses,

and T (x, y) means x is taking y. Translate the following English statements into their equivalent logical statements:

a) No student is taking any course.

b) No student is taking all courses.

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