PPT-2.2 Biconditional Statements

Warm Up Write a conditional statement from each of the following 1 The intersection of two lines is a point 2 An odd number is one more than a multiple of 2 Write the converse of the conditional . ChAPTER 3. 1. The Conditional. and. the Biconditional. 3.3. 2. Truth Value of the . Conditional Statement . 3. p. q. p. → . q. T. T. T. T. F. F. F. T. T. F. F. T. The . conditional . statement . p. Mrs. Alba. ESL 4. Emphatic Statements. RULE:. Emphasis can be added to a statement by stressing the auxiliary verb. If . no auxiliary verb . is present in the sentence, . do, does, or did . i. s used before the verb as appropriate.. The conditional and . biconditional. The Conditional. Consider two statements, p and q.. If p being true . always. leads to q being true, we have a conditional relationship. “. if p is true then q is true”, “if p then q”, “p. Why. are Quantified Statements Important?. The logical structure of quantified statements provides a basis for the construction and validation of . proofs.. Consider the quantified statements…. “For every positive number . O. pinion statement. – pure opinion; not provable; personal and changeable. Chocolate is the best ice cream flavor.. Math is the hardest subject in school.. Any statement containing phrases such as . Section 1.1. Propositions. A . proposition. is a declarative sentence that is either true or false.. Examples of propositions:. The Moon is made of green cheese.. Trenton is the capital of New Jersey.. Worst ones. Best ones. Summary of Mission Plans. A mission is an aim expressed in an inspiring way. A mission statement is a short summary of an organisations mission. Will be displayed internally. Best mission statements give a clear sense of purpose to employees;. Homework: Explain the difference between positive and normative statements using examples from a current article of your choice.. Why Do Economists Disagree?. Different opinions about who should be included in economic statistics. Defining positive and normative statements. Positive statements are statements which can be supported or refuted by evidence. Can be verifiable by proof. They are either true or false. Normative statement are statements which are value judgements. Statements. About. Trump. Statements about Clinton. Source: Media Tenor. figure. 2. Topics of Convention News Coverage. Source: Media Tenor. figure. 3. Tone of Convention News Coverage. Source: Media . 1.. . The measure of an obtuse angle is less than 90°.. 2.. All perfect-square numbers are positive.. 3.. Every prime number is odd.. 4.. Any three points are coplanar.. . Drill: Friday, 10/14. “All students in class passed this course”. “There exists a student in class such that he/she did not pass this course.”. Let . D. denote the set of students in class, and let . P. (. x. ) denote “. The assertion at the end of the sequence is called the . conclusion. , and the preceding statements are called . premises. . . To have confidence in the conclusion that you draw from an argument, you must be sure that the premises are acceptable on their own merits or follow from other statements that are known to be true.. What is a conditional?. A statement that contains “if, then”.. Ex: . If . you study hard, . then. you will do well.. Ex: . If . a triangle contains one right angle, . then . it is a right triangle..