Exercise 1.2.4: Writing truth tables. Write a truth table for each expression. (a) - 09 Solution A pq- q TF FTF FFT (b) (pva rv (p1-9) (rvp) A(-rv-a) Exercise 1.2.5: Translating compound propositions into Eng Express the following comnound prononiti Exercise 1.2.7: Expressing a set of conditions using logical operations. 0 About Consider the following pieces of identification a person might have in order to apply for a credit card B: Applicant presents a birth certificate D: Applicant presents a driver's license. M: Applicant presents a marriage license Write a logical expression for the requirements under the following conditions (a) The applicant must present either a birth certificate, a driver's license or a marriage license. Solution BVDVM The applicant must present at least two of the following forms of identification: birth certificate, driver's license, marriage license cpp Applicant must present either a birth certificate or both a driver's license and a marriage license. Feedback? Exercise 1.2.8: Finding truth values to make two logical expressions evaluate to different values. About Give truth values for the propositional variables that cause the two expressions to have different truth values. For example, given p V q and p q, the correct answer would be p= q = T, because when p and q are both true, p v is true but p is false. Note that there may be more than one correct answer 9 (a) rova) (rap) va (b) -PAG -(PA) (c) pva (PA) (A-9) Feedback