Wednesday
April 23, 2014

Posts by Jen


Total # Posts: 3,253

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 typ...

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...

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 ??

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!!

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 ...

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

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}

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} ??

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

Math
{x | 15 < x < 20, x ∈ N} ??

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 :(

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

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

Math
yea i was stuck on this one too....thank you though

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

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

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

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}

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.

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}

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.

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 int...

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

ATTN: Reiny
How do you write in correct set notation?

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

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 ma...

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

Math
Great! I understand it so much better once you explained it! Whoa thank you so much!

Math
This one is particularly confusing to me :/

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

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 X...

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

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)

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....

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.

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

Math-Damon help please :(
so confusing :(

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

Math-Ms. Sue
lol ok thanx n e way

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

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

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

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

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

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

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

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

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

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.

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

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.

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.

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.

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

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

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 ...

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?

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

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 t...

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?

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

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 bo...

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 Som...

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 ...

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...

chemistry
write out the reactions that convert the chromate ion into chromium peroxide.

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?

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?

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

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

Intro to Statistics
13/52 * 25/51 = 25/204

Physics
A 120-V rms voltage at 1000 Hz is applied to a resistor and an inductor in series. If the impedance of this circuit is 110 Ù, what is the maximum value of the current?

Physics
In a thundercloud there may be an electric charge of 18 C near the top of the cloud and −18 C near the bottom of the cloud. If these charges are separated by about 7 km, what is the magnitude of the elec- tric force between these two sets of charges? The electric force c...

physics
Electrons in a beam incident on a crystal at an angle of 300 have kinetic energies ranging from zero to a maximum of 5500 eV. The crystal has a grating space d=0.5A0, and the reflected electrons are passed through a slit .Find the velocities of the electrons passing through th...

Economics
1. You read the following information about the economy: Real GDP up three percent from a year ago. Unemployment rate of 6.1 percent. Consumer Price Index up six percent from a year ago. Index of Leading Indicators up for the last six months. Prime interest rate of ten percent...

chemistry
can someone please explain to me in dummy language this question... Why is the graph of transmittance versus concentration not linear?... Thankyou very much

math
Milan's gas tank is 1/5 full. After he buys 6 gallons of gas, it is 7/10 full. How many gallons can Milan's tank hold?

physics
A backpack full of books weighing 43.0 N rests on a table in a physics laboratory classroom. A spring with a force constant of 150 N/m is attached to the backpack and pulled horizontally, as indicated in the figure. If the spring stretches by 2.30 cm, what is the coefficient o...

physics
a very thin piece of copper wire has an electrical resistance of 20,000 Ohms. You connect its ends to a regular 2.0 Volt battery. How much power does it draw? Let's assume that this little piece of wire initially contained one trillion (that's a one with 12 zeros) mobi...

trigonometry
please me to answer this question.because i will pass this coming monday march 21,2011.fin the diameter of three circle inscribed in a triangle. whose base is 50 cm.

trigonometry
please me to answer this question.because i will pass this coming monday march 21,2011.fin the diameter of three circle inscribed in a triangle. whose base is 50 cm.

trigonometry
please me to answer this question.because i will pass this coming monday march 21,2011.fin the diameter of three circle inscribed in a triangle. whose base is 50 cm.

trigonometry
what is the diameter of three circle inscribed in a triagle whose base is 50 cm.

chemistry
what is a common household example of a colloid, besides milk?

Geometry
If the diagonal of a square has a length of 10 suare root of 2 cm, find the area of the square and the perimeter of the square.

geometry
The diagonals of a rhombus are in 2:1. If the perimeter of the rhombus is 120cm, find the length of the diagonals.

Chemistry
How many moles of nitrogen are in 5.0×10−2 mole of quinine?

algebra
3-p=8p 3=9p 1/3=p

chemistry
I dont understand this zwitterion form . Here is the question. write the zwitterion form of the amino acid cysteins shown in the follwing figure. If the pI for cysteine is 5.1 at what pH will the zwitterions be the predominant form? Can you please show me step by step on how t...

chemistry
I am not understanding this molarity stuff. Can someone please show me step by step on how to solve this question? What is the molarity of 0.50 L of solution containing 40.0 g of CaCO3?

geometry
The height of a loading platform is 4 feet. Determin the length of the ramp if it makes a 32 degree angle with the ground.

Physics
A 1220 kg car rounds a circular turn of radius 19.2 m. If the road is flat and the coefficient of static friction between the tires and the road is 0.66, how fast can the car go without skidding?

math
2x + 4=4y + 4 Find the value of x.

science
what happens when an ocean wave hits an oil spill?

chemistry
If a 190 mg piece of gold (density =19.32 g/cm^3) is hammered into a sheet measuring 2.3 x 1.0 ft, what is the average thickness of the sheet in meters?

chemistry
How do you calculate, as an example, [Fe3+] which remained unreacted in a solution, i.e. the equilibrium molarity of Fe3+? The actual question being, on my part, what equation would you use to figure this out? How would you solve this?

math
-n-4 -6s 192-8n (-30)(-20)=600 14

math
repeat question, already answered

Math
Gina flew from Toronto to Chicago and back again. The average speed of the plane was 332 km/h to Chicago and 415 km/h back to Toronto. If the actual flying time for the round trip was 4.5 h, how far is it from Toronto to Chicago?

spanish
I believe el mayor is right, but I am unsure about the first one.

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