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October 26, 2014

Posts by Jen


Total # Posts: 3,272

Math-geometry
Construct a truth table for (p ^ q) ↔ ~p
July 13, 2011

chemistry
thanks
July 12, 2011

chemistry
a gasoline tank has a mass of 60 kg and a density of .752 gcm^3 what is the volume
July 12, 2011

Math-geometry
Write the statement in symbols using the p and q given below. Then construct a truth table for the symbolic statement and select the best match. q = The food is good. p = I eat too much. If the food is not good, I won't eat too much.
July 12, 2011

Math-Can you help me Sue?
Can you help me with some of the questions I posted please? I am so lost :( Thank you!
July 12, 2011

Math-geometry
i think its e.)
July 12, 2011

Math-geometry
Identify which argument is invalid: a.) If I catch the bus on time, then I am not late to work. I was late to work. Therefore, I did not catch the bus on time. b.) If I shower in the morning, then I do not smell bad. I do not smell bad. Therefore, I showered in the morning. c...
July 12, 2011

Math-geometry
Given the argument and its Euler diagram below, determine whether the syllogism is valid or invalid. All roads come to an end. Carrollton Avenue is a road. Carrollton Avenue comes to an end.
July 12, 2011

Math
oh i get it now! thanks so much Max! can you help me with the other problems i posted? thanks so much for all your help :)
July 12, 2011

Math
Write a negation of the statement. Not all people like football.
July 12, 2011

Math-geometry
Construct a truth table for (p ^ q) ↔ ~p
July 12, 2011

Math-geometry
Let p represent a true statement, while q and r represent false statements. Find the truth value of the compound statement. ~[(~p ^ q) ^ r]
July 12, 2011

Math-so confusing :(
so students and teachers are not happy?
July 12, 2011

Math-so confusing :(
Convert the compound statement into words. p = Students are happy. q = Teachers are happy. ~(p V ~q)
July 12, 2011

Math-geometry
(a) translate the argument into symbolic form and (b) determine if the argument is valid or invalid. You may compare the argument to a standard form or use a truth table. If Nicholas Thompson teaches this course, then I will get a passing grade. I did not get a passing grade...
July 12, 2011

Math
thank you!
July 11, 2011

Math
Construct a truth table for the statement. (p ↔ q) → p
July 11, 2011

Math
hmmmm still so confusing :(
July 11, 2011

Math
Write the statements in symbolic form. Let p: The temperature is 90°. q:The air conditioner is working. r.The apartment is hot. If the apartment is hot and the air conditioner is working, then the temperature is 90°.
July 11, 2011

Math-geometry
i definitely dont understand truth tables....thanks for your help :)
July 11, 2011

Math-geometry
Construct a truth table for q ->~p
July 11, 2011

Math-geometry
Oh okay now I understand. Thank you :)
July 11, 2011

Math-geometry
Determine if the argument is valid or invalid. Give a reason to justify answer. If the bell rings, then we answer the door. The bell rings. We answer the door.
July 11, 2011

Math
so all 3 statements are equivalent?
July 11, 2011

Math
Determine which, if any, of the three statements are equivalent. I) If there is an opera performance, then Paula will not wear jeans. II) If there is no opera performance, then Paula will wear jeans. III) Either there is an opera performance or Paula will wear jeans.
July 11, 2011

Math
Let p represent the statement, "Jim plays football", and let q represent "Michael plays basketball". Convert the compound statements into symbols. Jim does not play football or Michael does not play basketball.
July 11, 2011

MATH
28.5
July 11, 2011

Math
Thank you Reiny. I actually got the same answer you did. Guess I understand it better than I thought. I just wanted to be sure I was doing it right. Thanks again :)
July 11, 2011

Math
Let U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C
July 11, 2011

Math-Can u help me Reiny?
I am stuck with the 3 venn diagrams now... A survey of vegetable gardeners showed the following: 63 grew tomatoes 26 grew cucumbers 38 grew zucchini 18 grew both tomatoes and cucumbers 22 grew both tomatoes and zucchini 19 grew both cucumbers and zucchini 14 grew all three ...
July 11, 2011

Math-Reiny this one is more confusing to me :(
A survey of vegetable gardeners showed the following: 63 grew tomatoes 26 grew cucumbers 38 grew zucchini 18 grew both tomatoes and cucumbers 22 grew both tomatoes and zucchini 19 grew both cucumbers and zucchini 14 grew all three types 18 grew none of these three (a) How many...
July 11, 2011

Math-Can u help me Reiny?
Okay so my final answers are: i. 113 ii. 179 iii. 292 (add 113+179) iv. ?? i think its 72 ??
July 10, 2011

Math-Can u help me Reiny?
GREAT!!! I understand it now....its weird though because I got the same answer 364, but I just added 185+251=436-72=364 and then subtracted 364 from 380 and got 16 remaining....haha THANKS SO MUCH!!
July 10, 2011

Math-Can u help me Reiny?
An electronics store surveyed every 8th customer who came into the store for a week. Of the 380 people who responded, 185 people watched movies on VHS tapes. 251 people watched movies on DVDs. 72 people watched movies both on VHS tapes and DVDs. i. Of those surveyed, how many ...
July 10, 2011

Math-Is this right Reiny?
{x | 16 ≤ x ≤ 20, x ∈ z} ??
July 10, 2011

Math-Is this right Reiny?
Using correct mathematical notation and symbols, express the following in set-builder notation: Z = {16, 17, 18, 19, 20} {x | 15 < x < 20, x ∈ N}
July 10, 2011

Math
So your saying this question: Express the following in roster form: Set M is the set of natural numbers between fourteen and nineteen, would be {x | 15 < x < 21, x ∈ N} ??
July 10, 2011

Math
or would it be this {x | 15 < x < 20, x ∈ z} ???
July 10, 2011

Math
{x | 15 < x < 20, x ∈ N} ??
July 10, 2011

Math
Using correct mathematical notation and symbols, express the following in set-builder notation: Z = {16, 17, 18, 19, 20} I'm so confused with this....please help :(
July 10, 2011

Math
Oh wow i thought maybe it was a trick question....haha thank you for your help :)
July 10, 2011

Math
Can the word "SLIME" be played from the letters I, E, N, L, S, T, R as the first move in a Scrabble game? Explain your answer
July 10, 2011

Math
yea i was stuck on this one too....thank you though
July 10, 2011

Math
Express the following in roster form: Set M is the set of natural numbers between fourteen and nineteen.
July 10, 2011

Math-geometry
U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C
July 9, 2011

Geometry
U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C
July 9, 2011

I don't understand this....
I do not understand set-builder notation..... Using correct mathematical notation and symbols, express the following in set-builder notation: Z = {16, 17, 18, 19, 20}
July 9, 2011

Please help :( I am so confused....
This is so confusing :( Given U = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20}, A = {12, 14, 16, 18, 20}, and B = {11, 13, 14, 15, 18, 19, 20}. Find A′ ∩ B′. Do not skip to the answer. Show your work, finding A’, then B’ then find their intersection.
July 9, 2011

Math-geometry
I do not understand set-builder notation..... Using correct mathematical notation and symbols, express the following in set-builder notation: Z = {16, 17, 18, 19, 20}
July 9, 2011

Math-geometry
This is so confusing :( Given U = {10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20}, A = {12, 14, 16, 18, 20}, and B = {11, 13, 14, 15, 18, 19, 20}. Find A′ ∩ B′. Do not skip to the answer. Show your work, finding A’, then B’ then find their intersection.
July 9, 2011

Math-Can u help me Reiny? So confused :(
A car dealership interviewed every driver who came onto their lot on Tuesday. This produced the following results: there were 34 people who owned trucks and 59 people who owned cars. If 19 people owned both a truck and a car and 7 people owned neither, how many people were ...
July 8, 2011

Math
thanks Damon, i understand it a little better now :)
July 8, 2011

ATTN: Reiny
How do you write in correct set notation?
July 8, 2011

MATH
hmmmmmm im kind of getting it.....but for some reason when i did it my answer was 72....geometry is not my best subject haha
July 7, 2011

MATH
The National Association for Women in Science asked recent high school grads if they had taken certain science classes. Of those surveyed, 23 said they had taken physics, 47 said they had taken chemistry and 5 said they had taken both. Seven said they had taken neither. How ...
July 7, 2011

Math-geometry
Thank you...i kind of understand it better.....can u help me with the other problem please?
July 7, 2011

Math
Great! I understand it so much better once you explained it! Whoa thank you so much!
July 7, 2011

Math
This one is particularly confusing to me :/
July 7, 2011

Geometry-help please :(
my answer would be C ⊆ B and D ⊂ B...is that correct?
July 7, 2011

Geometry-help please :(
Sorry about that.... Given the following sets, select the statement below that is true. A = {l, a, t, e, r}, B = {l, a, t, e}, C = {t, a, l, e}, D = {e, a, t} B ⊂ C and C ⊆ A C ⊆ B and D ⊂ B D ⊂ A and A ⊂ D B ⊂ A and C ⊂ D D &#...
July 7, 2011

Math
Given the following set, select the statement below that is true. V = {a, e, i, o, u} A. s ∈ V B. o ∉ V C. e ∈ V D. V intersect Ø E. w ∈ V
July 7, 2011

MATH-so confused!! Please help!!
Given these sets: A = {3, 4, 5, 6, 7} B = {6, 7, 8, 9} C = {2, 4, 6, 8} List the elements of this set A intersect(B∩C)
July 7, 2011

MATH-so confused!! Please help!!
oh im sorry its the intersect symbol, but my Word document wouldn't let me do that for some reason....
July 7, 2011

MATH-so confused!! Please help!!
Given these sets: A = {3, 4, 5, 6, 7} B = {6, 7, 8, 9} C = {2, 4, 6, 8} List the elements of this set A(B∩C) Show your work, step by step.
July 7, 2011

math
oh i get it better now, thank you for your help :)
July 7, 2011

Math-Damon help please :(
so confusing :(
July 6, 2011

Math-Damon help please :(
Let U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C
July 6, 2011

Math-Ms. Sue
lol ok thanx n e way
July 6, 2011

Math-Ms. Sue
Let U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C
July 6, 2011

Math-can u help me bob pursley???? :)
Let U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C
July 6, 2011

MATH-Please help me :(
Let U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C
July 6, 2011

MATH
Determine whether the pairs of sets are equal, equivalent, both, or neither. A = {7, 9, 10}, B = {a, b, c}
July 6, 2011

please help!!! im so confused!!!
Let U = {0, 1, 2, 3, 4, 5,...}, A = {1, 2, 3, 4,...}, B = {4, 8, 12, 16,...}, and C = {2, 4, 6, 8,...}. Determine the following: A′ ∩ C
July 6, 2011

help me Damon!! :)
Determine whether the pairs of sets are equal, equivalent, both, or neither. A = {7, 9, 10}, B = {a, b, c}
July 6, 2011

College Math
Determine whether the pairs of sets are equal, equivalent, both, or neither. A = {7, 9, 10}, B = {a, b, c}
July 5, 2011

Math
Express each set in set-builder notation: Set D is the set of natural numbers between 27 and 51, inclusive.
July 5, 2011

Damon or Sue please help!!
oh thank you so much!! i was totally off...
July 5, 2011

Damon or Sue please help!!
Find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm.
July 5, 2011

Math
Find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm.
July 5, 2011

College Math
Find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm.
July 5, 2011

college math
Find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm.
July 5, 2011

Chemistry
When hot and concentrated, sulfuric acid is a fairly strong oxidizing agent. Write a balanced net ionic equation for the oxidation of metallic copper to Cu(II) ion by hot concentrated H2SO4, in which the sulfur is reduced to SO2.
June 30, 2011

algebra
L=w+2 L x w = 63 (w+2) x w = 63 w^2+2w=63 w^2+2w-63=0 What two factors multiply to -63 and add up to 2? 9 and -7. L=9, W=7
June 19, 2011

mathhw
a pair of dice is rolled. find the probability that the sum of the dice is an odd number. also, find the probability that the sum is a 5 or 10 given that an odd sum is rolled
June 16, 2011

physics
78
June 11, 2011

Physics
Imagine that your car is powered by a fusion engine in which the following reaction occurs. 3*deuterium--->helium + hydrogen + neutron The masses are (2.0141 u), (4.0026 u), (1.0078 u) and (1.0087 u). The engine uses 8.1 10-6 kg of deuterium fuel. If one gallon of gasoline ...
June 3, 2011

Logistics
Hi, I am taking a logistics class online through University of Phoenix and I am so lost. I have homework dure tonight and have no idea how to do it. Can anyone help?
May 29, 2011

math
The answer is417.62 after finding the area of both objects and subtracting them
May 17, 2011

physics-sun
a 1 square meter solar panel receives a total of 1000Watts from the sun. If we assume all the energy is release through nuclear fusion from the sun what is the total output from the sun?Given you know the total mass of the sun and have just calculated the total output assume ...
May 9, 2011

physics-buoyancy
Use Archimedes' law of buoyancy. - to calculate what fraction of the volume of an iceberg floating in the ocean is above the water level. -how many 20kg penguins can be supported by a 1000 cubic meter iceberg that is on the verge of being completely submerged?
May 8, 2011

Geometry
How do you find the ratio if the areas of 2 similar triangles in which the ratio of a pair of corresponding sides is 4:1
May 7, 2011

English
Choose the sentence with the grammatical error below. Answer A Seeking food in the rain-forest canopy, common marmosets often live in proximity to spider monkeys, which are ground-dwellers. B A consummate craftsperson, the lace doilies are made with more than fifty separate ...
May 6, 2011

English
Choose the sentence with the grammatical error below. Answer A In his autobiography, Benjamin O. Davis, Jr., who in 1970 retired from the Air Force as a three-star general, describes his efforts to gain professional recognition for himself and for other black servicemen. B ...
May 6, 2011

English
Choose the sentence with the grammatical error below. Answer A Aristotle studied under Plato then later in his life he tutored Alexander the Great. B Some people consider a four-leaf clover a sign of good luck. C Before the invention of the printing press, monks copied books ...
May 5, 2011

English
Choose the sentence with the grammatical error below. Answer a. Although hemp and jute have similar qualities, they come from different plants. b. Traditionally made with bits of colored glass and mirrors, kaleidoscopes today may incorporate plastics and high-tech materials. c...
May 5, 2011

chemistry
write out the reactions that convert the chromate ion into chromium peroxide.
May 3, 2011

Trig
A silo is 40 feet high and 16 feet across. find the angle of depression from the top edge to floor. How do you solve this?
April 28, 2011

Trig
A silo is 40 feet high and 16 feet across. find the angle of depression from the top edge to floor. How do you solve this?
April 28, 2011

Trig
What is the period of f(x)= 1/2 tan(3x+pi/2) and -2/3 cos(x/3-1/2)?
April 28, 2011

Calculus
find the volume OUTSIDE the cylinder x^2+y^2=9 and INSIDE the sphere x^2+y^2+z^2=25
April 25, 2011

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