MULTIPLE CHOICE. Read and analyze the problems below. Write the letter of the correct answer.
1. Which of the following set of ordered pairs defines a function? A. {(3,2), (-3,6).(3,-2), (-3,-6)} C. {(2, 2), (2,3), (2, 4), (2, -9)} B. {(1, 2), (2,6), (3,-2). (4, -6)} D. {(4,4),(-3,4),(4,-4).(-3,-4)}
2. Which correspondence represents a function? A. one-to-one B. one-to-many C. many-to-many D. many-to-two
3. What is the clause introduced by "it" in a conditional statement? A. hypothesis B. conclusion C. inverse D. converse
4. What do you call the underlined clause in the conditional statement "If Juan completes his homework then he will pass the test."? A. hypothesis B. conclusion C. inverse D. converse
5. What is the symbolic representation of the conditional statement "If p, then q**? A.pzq B. p → C.-p9 D. 9 p
6. What statement will be formed if you interchange the hypothesis and conclusion of an if- then statement? A. converse B. inverse C. implication D. contrapositive
7. What is the inverse of the statement "p+q"? A. pq B. 9 →P C. -p-9 D. ---P
8. What is the inverse of the statement "If Carl plays basketball, then he is athletic? A. If Carl plays basketball, then he is athletic B. If Carl does not play basketball, then he is not athletic. C. If Carl is athletic, then he plays basketball D. If Carl is not athletic, then he does not play basketball.
9. If the given statement is "If a figure is a quadrilateral, then it has four sides, then the statement "If a figure has four sides, then it is a quadrilateral" is its A. converse B. inverse C. implication D. contrapositive
10. What is the contrapositive of the statement "If David owns a car, then he can drive? A. If David owns a car, then he can drive. B. If David does not own a car, then he cannot drive. C. If David can drive, then he owns a car D. If David cannot drive, then he does not own a car.