Finite Mathematics, Books a la Carte Plus MyLab Math Access Card Package (11th Edition)
11th Edition
ISBN: 9780133886818
Author: Margaret L. Lial, Raymond N. Greenwell, Nathan P. Ritchey
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 6, Problem 25RE
Assume that p is true and that q and r are false. Find the truth value of each Statement.
Explain in your own words why, if p is a statement, the biconditional p ↔ ~p must be false.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
. Expand sinh z in Taylor's series at zo = πi, and show that
lim
sinh:
καπί κ
-
п
-
- 1.
Q prove or disprove: If Ely/x) = x = c(dipy
=BCCo
(BVC)
ECxly)=y, and E(X2), Ely)
24.3. Show that
8
(a). =(+1)(z+1)*, |+1|<1,
j=0
8
(b). sin³ z
j=0
(-1) 3(1-9)
4 (2j+1)!
22j+1, |<∞,
Chapter 6 Solutions
Finite Mathematics, Books a la Carte Plus MyLab Math Access Card Package (11th Edition)
Ch. 6.1 -
Decide whether each of the following is a...Ch. 6.1 - Decide whether each of the following is a...Ch. 6.1 - Decide whether each of the following is a...Ch. 6.1 - Decide whether each of the following is a...Ch. 6.1 - Prob. 5ECh. 6.1 - Prob. 6ECh. 6.1 - Prob. 7ECh. 6.1 -
Decide whether each of the following is a...Ch. 6.1 - Prob. 9ECh. 6.1 - Prob. 10E
Ch. 6.1 - Prob. 11ECh. 6.1 - Prob. 12ECh. 6.1 - Decide whether each of the following is a...Ch. 6.1 - Decide whether each of the following is a...Ch. 6.1 - Give a negation of each inequality. y12Ch. 6.1 - Prob. 16ECh. 6.1 - Prob. 17ECh. 6.1 - Prob. 18ECh. 6.1 - Give a negation of each inequality. Try to negate...Ch. 6.1 - Give a negation of each inequality. Explain why...Ch. 6.1 - Let b represent the statement Im getting better...Ch. 6.1 -
Let b represent the statement “I’m getting...Ch. 6.1 - Let b represent the statement Im getting better...Ch. 6.1 - Let b represent the statement Im getting better...Ch. 6.1 -
Let b represent the statement “I’m getting...Ch. 6.1 - Let b represent the statement Im getting better...Ch. 6.1 - Use the concepts introduced in this section to...Ch. 6.1 - Prob. 28ECh. 6.1 - Prob. 29ECh. 6.1 - Prob. 30ECh. 6.1 - Use the concepts introduced in this section to...Ch. 6.1 - Use the concepts introduced in this section to...Ch. 6.1 - Let p represent a false statement and let q...Ch. 6.1 - Let p represent a false statement and let q...Ch. 6.1 - Prob. 35ECh. 6.1 -
Let p represent a false statement and let q...Ch. 6.1 - Prob. 37ECh. 6.1 - Prob. 38ECh. 6.1 - Prob. 39ECh. 6.1 - Prob. 40ECh. 6.1 -
Let p represent a false statement and let q...Ch. 6.1 - Prob. 42ECh. 6.1 - Prob. 43ECh. 6.1 - Prob. 44ECh. 6.1 - Prob. 45ECh. 6.1 - Prob. 46ECh. 6.1 - Let p represent a true statement, and q and r...Ch. 6.1 - Prob. 48ECh. 6.1 - Prob. 49ECh. 6.1 - Prob. 50ECh. 6.1 - Prob. 51ECh. 6.1 - Prob. 52ECh. 6.1 - Prob. 53ECh. 6.1 - Prob. 54ECh. 6.1 - Prob. 55ECh. 6.1 - Prob. 56ECh. 6.1 - Prob. 57ECh. 6.1 - Prob. 58ECh. 6.1 - Prob. 59ECh. 6.1 - Prob. 60ECh. 6.1 - Prob. 61ECh. 6.1 - Prob. 62ECh. 6.1 - Prob. 63ECh. 6.1 - Prob. 64ECh. 6.1 - Prob. 65ECh. 6.1 - Income Tax The following excerpts appear in a...Ch. 6.1 - Prob. 67ECh. 6.1 - Prob. 68ECh. 6.1 - Prob. 69ECh. 6.1 - Prob. 70ECh. 6.1 - Prob. 71ECh. 6.1 - Prob. 72ECh. 6.1 -
Medicine The following excerpts appear in a home...Ch. 6.1 - Medicine The following excerpts appear in a home...Ch. 6.1 - Prob. 75ECh. 6.1 - Social Sciences Law The following excerpts appear...Ch. 6.1 - Social Sciences Law The following excerpts appear...Ch. 6.1 - Prob. 78ECh. 6.1 - Philosophy Read each of the following quotes from...Ch. 6.1 - Prob. 80ECh. 6.1 - Prob. 81ECh. 6.1 - Prob. 82ECh. 6.1 - Prob. 83ECh. 6.1 - Prob. 84ECh. 6.1 - Prob. 85ECh. 6.1 - Prob. 86ECh. 6.1 - APPLY IT Suppose the statements that Seattle won...Ch. 6.1 - General Interest Football For Exercises 8186, let...Ch. 6.2 - Give the number of rows in the truth table for...Ch. 6.2 -
Give the number of rows in the truth table for...Ch. 6.2 - Give the number of rows in the truth table for...Ch. 6.2 -
Give the number of rows in the truth table for...Ch. 6.2 -
Give the number of rows in the truth table for...Ch. 6.2 -
Give the number of rows in the truth table for...Ch. 6.2 - Give the number of rows in the truth table for...Ch. 6.2 - Give the number of rows in the truth table for...Ch. 6.2 - Construct a truth table for each compound...Ch. 6.2 - Construct a truth table for each compound...Ch. 6.2 -
Construct a truth table for each compound...Ch. 6.2 - Construct a truth table for each compound...Ch. 6.2 - Construct a truth table for each compound...Ch. 6.2 -
Construct a truth table for each compound...Ch. 6.2 -
Construct a truth table for each compound...Ch. 6.2 - Prob. 16ECh. 6.2 - Prob. 17ECh. 6.2 - Prob. 18ECh. 6.2 -
Construct a truth table for each compound...Ch. 6.2 - Prob. 20ECh. 6.2 -
Construct a truth table for each compound...Ch. 6.2 - Prob. 22ECh. 6.2 - Prob. 23ECh. 6.2 - Prob. 24ECh. 6.2 -
Write the negation of each statement, applying...Ch. 6.2 - Prob. 26ECh. 6.2 - Prob. 27ECh. 6.2 - Prob. 28ECh. 6.2 - Prob. 29ECh. 6.2 - Prob. 30ECh. 6.2 - Prob. 31ECh. 6.2 - Write the negation of each statement, applying De...Ch. 6.2 -
Write the negation of each statement, applying...Ch. 6.2 -
Write the negation of each statement, applying...Ch. 6.2 - Prob. 35ECh. 6.2 - Prob. 36ECh. 6.2 - Prob. 37ECh. 6.2 - Prob. 38ECh. 6.2 - Prob. 39ECh. 6.2 - Prob. 40ECh. 6.2 - Prob. 41ECh. 6.2 - Prob. 42ECh. 6.2 - Prob. 43ECh. 6.2 -
44. eBay APPLY IT The eBay Buyer Protection plan...Ch. 6.2 - Guarantees The guarantee on a brand of vacuum...Ch. 6.2 - Prob. 46ECh. 6.2 - Prob. 47ECh. 6.2 - Prob. 48ECh. 6.2 - Prob. 49ECh. 6.2 - Prob. 50ECh. 6.2 - Prob. 51ECh. 6.2 - Prob. 52ECh. 6.2 - Prob. 53ECh. 6.3 -
In Exercises 1–6, decide whether each statement...Ch. 6.3 - Prob. 2ECh. 6.3 - Prob. 3ECh. 6.3 - Prob. 4ECh. 6.3 - Prob. 5ECh. 6.3 - Prob. 6ECh. 6.3 - In a few sentences, explain how we determine the...Ch. 6.3 - Prob. 8ECh. 6.3 -
Tell whether each conditional is true or false....Ch. 6.3 - Prob. 10ECh. 6.3 - Prob. 11ECh. 6.3 - Prob. 12ECh. 6.3 - Prob. 13ECh. 6.3 - Prob. 14ECh. 6.3 - Prob. 15ECh. 6.3 - Prob. 16ECh. 6.3 - Prob. 17ECh. 6.3 - Prob. 18ECh. 6.3 - Prob. 19ECh. 6.3 - Prob. 20ECh. 6.3 - Prob. 21ECh. 6.3 - Prob. 22ECh. 6.3 - Prob. 23ECh. 6.3 - Prob. 24ECh. 6.3 - Prob. 25ECh. 6.3 - Prob. 26ECh. 6.3 - Prob. 27ECh. 6.3 - Prob. 28ECh. 6.3 - Prob. 29ECh. 6.3 - Prob. 30ECh. 6.3 - Prob. 31ECh. 6.3 - Prob. 32ECh. 6.3 - Prob. 33ECh. 6.3 - Prob. 34ECh. 6.3 - Prob. 35ECh. 6.3 - Prob. 36ECh. 6.3 - Prob. 37ECh. 6.3 - Prob. 38ECh. 6.3 - Prob. 39ECh. 6.3 - Prob. 40ECh. 6.3 - Prob. 41ECh. 6.3 - Prob. 42ECh. 6.3 - Prob. 43ECh. 6.3 - Prob. 44ECh. 6.3 - Prob. 45ECh. 6.3 - Prob. 46ECh. 6.3 - Prob. 47ECh. 6.3 - Prob. 48ECh. 6.3 - Prob. 49ECh. 6.3 - Prob. 50ECh. 6.3 - Prob. 51ECh. 6.3 - Prob. 52ECh. 6.3 - Prob. 53ECh. 6.3 - Prob. 54ECh. 6.3 - Prob. 55ECh. 6.3 - Prob. 56ECh. 6.3 - Prob. 57ECh. 6.3 - Prob. 58ECh. 6.3 - Prob. 59ECh. 6.3 - Prob. 60ECh. 6.3 - Prob. 61ECh. 6.3 - Prob. 62ECh. 6.3 -
In Exercises 61–68, construct a truth table to...Ch. 6.3 - Prob. 64ECh. 6.3 - Prob. 65ECh. 6.3 -
In Exercises 61–68, construct a truth table to...Ch. 6.3 - Prob. 67ECh. 6.3 - In Exercises 61 construct a truth table to prove...Ch. 6.3 -
Write a logical statement representing each...Ch. 6.3 - Prob. 70ECh. 6.3 - Prob. 71ECh. 6.3 - Prob. 72ECh. 6.3 -
Write a logical statement representing each...Ch. 6.3 - Prob. 74ECh. 6.3 - Prob. 75ECh. 6.3 - Prob. 76ECh. 6.3 - Prob. 77ECh. 6.3 - Draw circuits representing the following...Ch. 6.3 - Prob. 79ECh. 6.3 - Prob. 80ECh. 6.3 - Prob. 81ECh. 6.3 - Prob. 82ECh. 6.3 - Prob. 83ECh. 6.3 - Prob. 84ECh. 6.3 - Prob. 85ECh. 6.3 - Prob. 86ECh. 6.3 - Prob. 87ECh. 6.3 - Prob. 88ECh. 6.3 - Prob. 89ECh. 6.3 - Prob. 90ECh. 6.3 - Stocks An investor announces, If the value of my...Ch. 6.3 - Prob. 92ECh. 6.3 - Prob. 93ECh. 6.4 - For each given statement, write (a) the converse,...Ch. 6.4 - Prob. 2ECh. 6.4 -
For each given statement, write (a) the...Ch. 6.4 - Prob. 4ECh. 6.4 -
For each given statement, write (a) the...Ch. 6.4 - Prob. 6ECh. 6.4 - Prob. 7ECh. 6.4 - Prob. 8ECh. 6.4 - Prob. 9ECh. 6.4 -
For each given statement, write (a) the...Ch. 6.4 - Prob. 11ECh. 6.4 - Prob. 12ECh. 6.4 - Prob. 13ECh. 6.4 - Prob. 14ECh. 6.4 - Prob. 15ECh. 6.4 - Prob. 16ECh. 6.4 - Prob. 17ECh. 6.4 - Prob. 18ECh. 6.4 - Prob. 19ECh. 6.4 - Prob. 20ECh. 6.4 - Prob. 21ECh. 6.4 - Prob. 22ECh. 6.4 - Prob. 23ECh. 6.4 - Prob. 24ECh. 6.4 - Write each statement in the form "if p then q. All...Ch. 6.4 - Prob. 26ECh. 6.4 - Write each statement in the form "if p then q." A...Ch. 6.4 - Prob. 28ECh. 6.4 - Prob. 29ECh. 6.4 - Prob. 30ECh. 6.4 - Prob. 31ECh. 6.4 - Prob. 32ECh. 6.4 - Prob. 33ECh. 6.4 - Prob. 34ECh. 6.4 - Prob. 35ECh. 6.4 - Prob. 36ECh. 6.4 - Prob. 37ECh. 6.4 - Prob. 38ECh. 6.4 - Prob. 39ECh. 6.4 - Prob. 40ECh. 6.4 - Prob. 41ECh. 6.4 - Prob. 42ECh. 6.4 - Prob. 43ECh. 6.4 - Prob. 44ECh. 6.4 - Prob. 45ECh. 6.4 - Prob. 46ECh. 6.4 - Prob. 47ECh. 6.4 - Prob. 48ECh. 6.4 - Prob. 49ECh. 6.4 - Prob. 50ECh. 6.4 - Prob. 51ECh. 6.4 - Prob. 52ECh. 6.4 - Prob. 53ECh. 6.4 - Prob. 54ECh. 6.4 - Sayings Rewrite each of the following statements...Ch. 6.4 - Prob. 56ECh. 6.4 - Prob. 57ECh. 6.5 - Each of the following arguments is either valid by...Ch. 6.5 - Prob. 2ECh. 6.5 - Each of the following arguments is either valid by...Ch. 6.5 - Prob. 4ECh. 6.5 -
Each of the following arguments is either valid...Ch. 6.5 - Prob. 6ECh. 6.5 - Each of the following arguments is either valid by...Ch. 6.5 - Prob. 8ECh. 6.5 - Prob. 9ECh. 6.5 - Prob. 10ECh. 6.5 -
Each of the following arguments is either valid...Ch. 6.5 - Prob. 12ECh. 6.5 - Prob. 13ECh. 6.5 - Prob. 14ECh. 6.5 - Prob. 15ECh. 6.5 - Prob. 16ECh. 6.5 - Prob. 17ECh. 6.5 - Prob. 18ECh. 6.5 - Determine whether each argument is valid or...Ch. 6.5 -
Determine whether each argument is valid or...Ch. 6.5 - Prob. 21ECh. 6.5 - Prob. 22ECh. 6.5 - Prob. 23ECh. 6.5 - Prob. 24ECh. 6.5 - Prob. 25ECh. 6.5 - Prob. 26ECh. 6.5 - Prob. 27ECh. 6.5 - Prob. 28ECh. 6.5 - For Exercises #x2013;37, determine whether each of...Ch. 6.5 - Prob. 30ECh. 6.5 -
For Exercises 29-37, determine whether each of...Ch. 6.5 - For Exercises 2937, determine whether each of the...Ch. 6.5 - Prob. 33ECh. 6.5 - Prob. 34ECh. 6.5 - For Exercises 2937, determine whether each of the...Ch. 6.5 - Prob. 36ECh. 6.5 - Prob. 37ECh. 6.5 - Prob. 38ECh. 6.5 - Prob. 39ECh. 6.5 - Prob. 40ECh. 6.5 - Prob. 41ECh. 6.5 - Prob. 42ECh. 6.5 - Prob. 43ECh. 6.5 - Prob. 44ECh. 6.6 -
For Exercises 1–6, (a) write the statement...Ch. 6.6 - Prob. 2ECh. 6.6 - For Exercises 16, (a) write the statement...Ch. 6.6 - Prob. 4ECh. 6.6 -
For Exercises 1–6, (a) write the statement...Ch. 6.6 - Prob. 6ECh. 6.6 -
In Exercises 7–20, (a) represent the argument...Ch. 6.6 - Prob. 8ECh. 6.6 - Prob. 9ECh. 6.6 - Prob. 10ECh. 6.6 - Prob. 11ECh. 6.6 -
In Exercises 7–20, (a) represent the argument...Ch. 6.6 - Prob. 13ECh. 6.6 - Prob. 14ECh. 6.6 - Prob. 15ECh. 6.6 - Prob. 16ECh. 6.6 - Prob. 17ECh. 6.6 -
In Exercises 7–20, (a) represent the argument...Ch. 6.6 -
In Exercises 7–20, (a) represent the argument...Ch. 6.6 - Prob. 20ECh. 6.6 - Prob. 21ECh. 6.6 - Prob. 22ECh. 6.6 - Prob. 23ECh. 6.6 - Prob. 24ECh. 6.6 - Prob. 25ECh. 6.6 - Prob. 26ECh. 6.6 - Prob. 27ECh. 6.6 - Prob. 28ECh. 6.6 - Prob. 29ECh. 6.6 - Prob. 30ECh. 6.6 - Prob. 31ECh. 6.6 - Prob. 32ECh. 6.6 - Prob. 33ECh. 6.6 - Prob. 34ECh. 6.6 - Prob. 35ECh. 6.6 - Prob. 36ECh. 6.6 - Prob. 37ECh. 6.6 - Prob. 38ECh. 6.6 - Prob. 39ECh. 6.6 - Social Sciences Constitution Each of the following...Ch. 6.6 - Prob. 41ECh. 6.6 -
42. Bible Write the negation of each of the...Ch. 6.6 - Prob. 43ECh. 6.6 - Prob. 44ECh. 6.6 - Prob. 45ECh. 6.6 - Prob. 46ECh. 6.6 - Prob. 47ECh. 6.6 - Prob. 48ECh. 6 - Water, Water, Everywhere After an invigorating...Ch. 6 - Prob. 2EACh. 6 - Prob. 3EACh. 6 - Prob. 4EACh. 6 - Prob. 5EACh. 6 - Prob. 1RECh. 6 - Prob. 2RECh. 6 - Prob. 3RECh. 6 - Prob. 4RECh. 6 - Prob. 5RECh. 6 - Prob. 6RECh. 6 - Prob. 7RECh. 6 - Prob. 8RECh. 6 - Prob. 9RECh. 6 - Prob. 10RECh. 6 - Prob. 11RECh. 6 - Prob. 12RECh. 6 - Prob. 13RECh. 6 -
Write the negation of each statement.
14. We...Ch. 6 - Prob. 15RECh. 6 - Prob. 16RECh. 6 - Prob. 17RECh. 6 - Prob. 18RECh. 6 - Prob. 19RECh. 6 - Prob. 20RECh. 6 - Prob. 21RECh. 6 - Prob. 22RECh. 6 - Prob. 23RECh. 6 - Prob. 24RECh. 6 - Assume that p is true and that q and r are false....Ch. 6 - Prob. 26RECh. 6 - Prob. 27RECh. 6 - Prob. 28RECh. 6 - Prob. 29RECh. 6 - Prob. 30RECh. 6 - Prob. 31RECh. 6 - Prob. 32RECh. 6 - Prob. 33RECh. 6 - Prob. 34RECh. 6 - Prob. 35RECh. 6 - Prob. 36RECh. 6 - Prob. 37RECh. 6 - Prob. 38RECh. 6 - Prob. 39RECh. 6 - Prob. 40RECh. 6 - Prob. 41RECh. 6 -
42. (a) Consider The statement “If Shakespeare...Ch. 6 - Each of the following arguments is either valid by...Ch. 6 - Prob. 44RECh. 6 - Prob. 45RECh. 6 - Prob. 46RECh. 6 - Prob. 47RECh. 6 - Prob. 48RECh. 6 - Determine whether each argument is valid or...Ch. 6 - Prob. 50RECh. 6 - Prob. 51RECh. 6 - Prob. 52RECh. 6 - Prob. 53RECh. 6 - Prob. 54RECh. 6 - Prob. 55RECh. 6 - Prob. 56RECh. 6 - Prob. 57RECh. 6 - Prob. 58RECh. 6 - Prob. 59RECh. 6 - Prob. 60RECh. 6 - Prob. 61RECh. 6 - Prob. 62RECh. 6 - Prob. 63RECh. 6 - Prob. 64RECh. 6 - Prob. 65RECh. 6 - Prob. 66RECh. 6 - Prob. 67RECh. 6 - Prob. 68RECh. 6 - Prob. 69RECh. 6 - Prob. 70RECh. 6 - Prob. 71RECh. 6 - Prob. 72RECh. 6 - Prob. 73RECh. 6 - Prob. 74RECh. 6 - Prob. 75RECh. 6 - Prob. 76RECh. 6 - Prob. 77RECh. 6 -
Lewis Carroll The following exercises are from...
Additional Math Textbook Solutions
Find more solutions based on key concepts
The largest polynomial that divides evenly into a list of polynomials is called the _______.
Elementary & Intermediate Algebra
(a) Make a stem-and-leaf plot for these 24 observations on the number of customers who used a down-town CitiBan...
APPLIED STAT.IN BUS.+ECONOMICS
Testing Hypotheses. In Exercises 13-24, assume that a simple random sample has been selected and test the given...
Elementary Statistics Using The Ti-83/84 Plus Calculator, Books A La Carte Edition (5th Edition)
Empirical versus Theoretical A Monopoly player claims that the probability of getting a 4 when rolling a six-si...
Introductory Statistics
1. How is a sample related to a population?
Elementary Statistics: Picturing the World (7th Edition)
For Problems 23-28, write in simpler form, as in Example 4. logbFG
Finite Mathematics for Business, Economics, Life Sciences and Social Sciences
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- 24.4. For the function g(z) defined in (18.7), show that g(z) = j=0 z2j (−1)³ (2j+1)!" Hence, deduce that the function g(z) is entire. 2 E C.arrow_forwardCan you solve question 3,4,5 and 6 for this questionarrow_forwardwater at a rate of 2 m³/min. of the water height in this tank? 16) A box with a square base and an open top must have a volume of 256 cubic inches. Find the dimensions of the box that will minimize the amount of material used (the surface area). 17) A farmer wishes toarrow_forward
- #14 Sand pours from a chute and forms a conical pile whose height is always equal to its base diameter. The height o the pile increases at a rate of 5 feet/hour. Find the rate of change of the volume of the sand in the conical pile when the height of the pile is 4 feet.arrow_forward(d)(65in(x)-5 cos(x) dx mins by 5x-2x² 3x+1 dx -dx 20 Evaluate each the following indefinite integralsarrow_forward19 Evaluate each the following definite integrals: a) લ b) (+3) 6) (2-2)(+33) dxarrow_forward
- #11 If a snowball melts so its surface area decreases at a rate of 1cm²/min, find the rate at which the diameter decreases when the diameter is 6 cm.arrow_forwardUse Deritivitve of the inverse to solve thisarrow_forwardEvaluate the following Limits: e6x-1 Lim +0Sin3x 7x-5x2 2x-1+ Cos 4x +6 c) Lim b) Lim + x³-x2 X-0 1-e' 4x d) Lim 6x²-3 X+0 6x+2x² Find the derivatives of the following functions using the Limit definition of derivativearrow_forward
- 15A cylindrical tank with radius 8 m is being filled with water at a rate of 2 m³/min. What is the rate of change of the water height in this tank? 6)A box with a square base and an open top must box that will minimiarrow_forward#12 The radius of a sphere increases at a rate of 3 in/sec. How fast is the volume increasing when the diameter is 24arrow_forward84 256 cubic inches. Find the dimensions of the of material used (the surface area). A farmer wishes to enclose a rectangular plot using 200 m of fencing material. One side of the land borders a river and does not need fencing. What is the largest area that can be enclosed? For the function y=x³-3x²-1, use derivatives to: 3 b) 2x - 6x2 (a) determine the intarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Elementary Geometry For College Students, 7eGeometryISBN:9781337614085Author:Alexander, Daniel C.; Koeberlein, Geralyn M.Publisher:Cengage,
Elementary Geometry For College Students, 7e
Geometry
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Cengage,
Grade 12 and UG/ Introduction to logical statements and truth tables; Author: Dr Trefor Bazett;https://www.youtube.com/watch?v=q2eyZZK-OIk;License: Standard YouTube License, CC-BY