Answer to Question #160299 in Discrete Mathematics for Ablordeppey Michael Kofi

Question

2. For each of these sentences, determine whether an inclusive or, or an exclusive or, is intended.

Explain your answer.

a) Experience with C++ or Python is required.

b) Lunch includes soup or salad.

c) Publish or perish.

d) To enter the country you need a passport or

an ECOWAS Identity Card.

3. Determine whether each of these conditional statements is true or false.

a) If 3 + 1 = 5, then unicorns exist.

b) If 3 + 1 = 5, then dogs can fly.

c) If 4 x 4 = 16 then 3 + 5 = 8.

d) If 49 is a perfect square then 9 is prime.

Answer 1

2.

a)"Inclusive or". Having experience in both fields would be even beter but what the sentence means is that having experience with at least one is necessary.

b)"Exclusive or". The lunch comes with either soup or salad but never with soup and salad.

c)"Exclusive or". You either publish or perish but you can't perish and publish.

d)"Inclusive or". Having both would be even better but what the sentence means is that having least one is necessary to enter the country.

3.

a)True

In this conditional statement p and q are false, then the answer is true.

b)True

In this conditional statement both the two statement are false. So the answer is true.

c)True

In this conditional statement, since p is true and q is false, the statement will be false.

d)False

Both statements in this conditional are true, so the answer is true.