Sunday

April 20, 2014

April 20, 2014

Total # Posts: 68,193

**Algebra 1--Please, help me!**

The coordinates of the vertices of a quadrilateral are A(-2, 5), B(6, 5), C(4, -3), and D(-4, -3). Use slope to show that ABCD is a parallelogram.

**Algebra 1--Step-by-Step**

Thank you.

**Algebra 1--Step-by-Step**

2. (7q - 2)(2q - 3).

**Algebra 1--Step-by-Step**

Oh. My answers to the other equations: 2. ? 3. (w^2 + 1)(w - 4) 4. (2p^2 - 5)(p - 3)

**Algebra 1--Step-by-Step**

What? I don't understand what you mean.

**Algebra 1--Step-by-Step**

My textbook says the answer is 2(r-2)(r-3), though.

**Algebra 1--Step-by-Step**

Can someone show me how to solve these step-by-step? Please? Thank you. Factor each polynomial by grouping. Check your answer. 1. 2r^2 - 6r + 12 - 4r 2. 14q^2 - 21q + 6 - 4q 3. w^3 -4w^2 + w - 4 4. 2p^3 - 6p^2 + 15 - 5p

**Math**

If the diameter of a round dinner plate is 10 inches what is the area of the plate

**Math-5th grade.HELP!**

Yes i get it :)) The answer will be 200 seconds but why we need to ffind how low will take to fill 10 gallons i??

**english**

29. Which of the following is not a major conflict in Katherine Ann Porter's short story "He"? (1 point) (0 pts) the difficulty a family has trying to survive financially (0 pts) the struggle of a family to take care of a disabled child (0 pts) the concern of a f...

**english**

29. Which of the following is not a major conflict in Katherine Ann Porter's short story "He"? (1 point) A)the difficulty a family has trying to survive financially B)the struggle of a family to take care of a disabled child C)the concern of a family for how they...

**maths**

Josh spends 1/3 of his weekly income on rent and 2/5 on food. What fraction remains?

**maths**

Josh spends of his weekly income on rent and on food. What fraction remains?

**science**

2. when the speakers refers to pausing " enjoyed the view / of the trees and the folwers," he really is about ( 1point ) A .looking down at the view from the mountain b. giving up the struggle to just focus on his past successes c. begin inspired by the beauty of th...

**Algebra 1 (Reiny)**

Factor each polynomial by grouping. Check your answer. 1. 2r^2 - 6r + 12 - 4r

**Probability**

An ordinary deck of playing cards has 4 suits, with 13 cards of each suit. In many games, each of 4 players is dealt 13 cards at random. a. What is the probability that such a hand has each of the following? 1. Exactly 5 spades 2. Which is more probable, getting all 4 aces or ...

**statistics**

A survey among US adults of their favorite toppings on a cheese pizza reported that 43% favored pepperoni, 14% favored mushrooms, and 6% favored both pepperoni and mushrooms. What is the probability that a random adult favored pepperoni or mushrooms on their cheese pizza? Prov...

**Physics**

A rock is thrown horizontally from a bridge hits the water below 30 meter away in the horizontal direction. If the rock was in the air 2seconds, how tall is the bridge?

**Probability**

Clara Nett is quite good and figures that her probability of playing any one note right is 99%. The solo has 60 notes. a. What is her probability of each of the following? 1. Getting every note right. My answer: 0.547 I am stuck on problems 2-5 because when I set up the nCx I ...

**Probability**

Statistics show that about 5% of all males are colorblind. Suppose that 20 males are selected at random. What is the probability that at least 4 of the 20 people are colorblind? My answer: I got 1-0.984 The answer key says 0.00257394

**Math:Probability**

The probability of having homework over the weekend in math is 0.9,history is 0.6, and Spanish is 0.75. 1. What is the probability of having exactly one class that gives homework? Is this a nCx problem? I got an illogical answer: 10.54=1054% THIS IS NOT RIGHT!!!!!!! 2. What is...

**biology**

what is the purpose of protein synthesis

**biology**

list all the molecules in the process transcription

**Math**

The attendace at the harmony school carnival has shown a range of 200 people during the years 2008 through 2011.Which graph could show the carnival attendance correctly?

**English- ms sue**

Please check answers! From the words below, supply the words needed to complete the sentences. Cacophony, carp, heretic, philistines, sullen. A. Although Jenny liked rock music, her parents described it as a great CACOPHONY and insisted she turn it off. Jenny knew that any tim...

**English ms sue**

Unfathomable is supposed to be capitalized sorry !!

**English ms sue **

Please check answers! From the words below, supply the words needed to complete the sentences. Tactless, unfathomable, tacit A. While there was a TACIT agreement in the group that Fran's comment to the professor was TACTLESS and perhaps even cruel, the group could understa...

**English- ms sue**

Is it in a strong but SUCCINCT statement, Claire swept aside PERIPHERAL issues and went to the heart of the matter. Her argument was anything but HAPHAZARD; rather it was very well thought out and logically presented

**English- ms sue**

Please check answers! From the words below, supply the words needed to complete the sentences. Gullible, callous, perfidy, gruff, haphazard, peripheral, succinct. A. While some people thought joe had been GULLIBLE to fall for that old trick, others labeled jacks treatment of h...

**English- ms sue**

Can you check my analogies? 1. Observatory: telescope:: A. Lavatory: hands B. book: idea C. Theory: scientist D. Letter: alphabet Is it b? 2. Twilight: dusk:: A. Dinner:lunch B. marriage: children C. Texture:touch D. Dew: morning Is it c? 3. Scene:act:: A. Play:cry B. today: t...

**thermodynamics**

Isn't this impossible? The gas is ideal: PV=nRT, and T is constant so P1V1=P2V2. But that is not satisfied according to the info, so there is no isotherm that can give the work done.

**Educational Technology and Online Learning**

I found out It's: Category or column headings You guys were too slow to answer. So I found out myself. Thanks anyways.

**Educational Technology and Online Learning**

The field names in a database are also known as_____? Category or column headings The name of a row Individual cells in a database Records

**English**

We haven't(any,no) more packages to wrap. I think any Wasn't there(anyone,no one) at home? I think anyone My dag has never harmed (anybody,nobody.) I think anybody They seldom have (anyone,no one) abasent from their meeting. I think anybody There weren't(any,no) cl...

**English**

I couldn't hear (anything,nothing) because of the airplane's noise. I think anything The salesperson didn't have (any,no) samples on display. I think any I haven't (any,no) money with me. I think any Hasn't he cooked (any,none) of the pasta? I think any

**English**

I haven't done(anything,nothing) to offend Greg. I think anything We don't have (any,no)match for the opposing team. I think any Our team wasn't (any,no)match for the opposing team. I think any

**English**

There isn't (any,no) newspaper in that little town. I think any There wasn't (anybody,nobody)in the house. I think anybody Please don't ask him (any,no)questions. I think any I haven't solved(any,none) of my problems. I think any

**Physics**

Two automobiles, each of mass 1000kg , are moving at the same speed, 17m/s , when they collide and stick together. At what speed does the wreckage move if one car was driving north and one east?

**Physics**

Joanne drives her car with a mass of 1000 kg at a speed of 18m/s .Find a road friction force that is need to bring her car to a halt in 12s

**English**

She hasn't said (anything, nothing) about her accident. I think anything Hardly (anything,nothing) pleases him. I think anything There aren't (any,no) pears in the supermarket. I think any

**Physics**

A 2.00-kg blob of putty moving at 3.00m/s slams into a 4.00-g blob of putty at rest. Calculate the speed of the two stuck-together blobs of putty immediately after colliding

**Physics!**

How much impulse stops a 46-kg carton sliding at 3.0m/s when it meets a rough surface?

**English**

There isn't (any,no) ink in this pen. I think any Didn't you make (any,no) copies for the other people? I think any I haven't had (any,no) time to repair the lawn mower. I think any

**English**

We didn't have (any, no)printed programs. I think any I don't want (any,no) cereal for breakfast this morning. I think any You must no speak to (anyone, no one)about our surprise party plans. I think anyone

**English**

Which is the correct word The suspect wouldn't admit (anything, nothing.) I think anything I don't know (any, none) of the people on this bus. I think any Rosa couldn't do (anything, nothing) about changing the time of our program. I think anything.

**Chemistry**

A cell was constructed with two lead electrodes. The electrolyte compartment is 1 M Pb(NO3)2 (aq). In the other compartment, NaI has been added to a Pb(NO3)2 solution until a yellow precipitate forms and the concentration of I- ions is .5 M. The potential of the cell is .155 V...

**Science**

Thanks, but the thing is that I don't know what element to look for. I only have the characteristics.

**Science**

A scientist is trying to determine the identity of an element. It is highly reactive in water and forms an ionic bond with chlorine. It is also very shiny. The element is most likely 1. from group 17 2. from group 1 3. from group 15 4. a noble gas 3?

**Science**

To form an oxygen molecule (O2), two oxygen atoms share two pairs of electrons. What kind of bond is shown by this? Select all which apply. Ionic Bond Single Bond Double Bond Covalent Bond Triple Bond C and D?

**Science**

What is true about the element francium (Fr, atomic number 87)? Choose all that apply. A) It has seven valence electrons. B) It is likely to form ionic bonds. C) It is in Period 7. D) It is nonmetal. E) It is a metal. I think it is B, C, and E?

**Science please help**

Thank you so much, I get this now:)

**Science please help**

what do we mean when we say that atoms bond? What particles in an atom are responsible for bonding? Table sugar or sucrose is a compound that has the chemical formula C12 H22 and O11 would another chemical made of the same elements still be considered to be sucrose? why or why...

**science**

the astronauts can live for long periods of time in a space station? my answers is yes.

**operating system**

What is the difference between MsDOS and Ms WINDOWS?

**Chemistry**

What is true about the element francium (Fr, atomic number 87)? Choose all that apply. A) It has seven valence electrons. B) It is likely to form ionic bonds. C) It is in Period 7. D) It is nonmetal. E) It is a metal. I think it is B, C, and E?

**Science 3 quick questions**

what do we mean when we say that atoms bond? What particles in an atom are responsible for bonding? Table sugar or sucrose is a compound that has the chemical formula C12 H22 and O11 would another chemical made of the same elements still be considered to be sucrose? why or why...

**Math**

A bus leaves a station at 8:00 am and averages 30 mi/h. Another bus leaves the same station following the same route two hours after the first and averages 50 mi/h. When will the second bus catch up with the first bus?

**Math**

The area of the rectangle is 33 square feet. If its width is 5 1/4 feet, find its

**math**

what is the roman numeral for 80

**BIOLOGY**

Can an individual organism change its own genes?

**Quick math help**

I need help with solving these problems. When I checked it it didn't equal to the original equation. Factor each completely. 1. 4n^3+4n^2-16n-16 2. 9k^3-15k^2-3k+5 3. 60m^3+48m^2-20m-16 4. 12n^3+8n^2-3n-2

**Algebra 1 (Reiny)**

In 2004, there were 35 color guard members in the Cavaliers and 40 in the Blue Devils. The two colors will march in rows with the same number of people in each row without mixing the guards together. If the greatest possible number of people are in each row, how many rows will...

**Algebra 1 (Reiny)**

If he puts the greatest possible number of fruits in each tart, José can make 5 tarts?

**Algebra 1 (Reiny)**

José is making fruit-filled tart shells for a party. He has 72 raspberries and 108 blueberries. He wants the same number of each type of fruit in each tart. If he puts the greatest possible number of fruits in each tart, how many tarts can he make?

**Algebra 1 (Reiny)**

If she puts the greatest possible number of beads on each necklace, Samantha can make 8 necklaces?

**Algebra 1 (Reiny)**

Samantha is making beaded necklaces using 54 glass beads and 18 clay beads. She wants each necklace to have the same number of beads, but each necklace will have only one type of bead. If Samantha puts the greatest possible number of beads on each necklace, how many necklaces ...

**english**

Internal conflict is when a person has to make a choice in his or her mind to do something.

**english**

im thinking c

**english**

28. Which of the following is an example of an internal conflict? (1 point) A)Joel sees a friend cheat on a test and must decide whether or not to tell. B)Sophie takes a carpentry course, and the male instructor is rude and unhelpful. C)Kylie rescues an abused horse and strugg...

**english**

27. What two things is F. Scott Fitzgerald comparing metaphorically by choosing "Babylon Revisited" as the title of his story? (1 point) A)an ancient, ruined city and Charlie's former life of excess B)a place of peace and harmony and Charlie's previous marria...

**english**

26. In medias res means that a story begins __________ of a storyline. (1 point) A)at the beginning B)in the middle C)at the end D)at the climax i think its b

**english**

26. In medias res means that a story begins __________ of a storyline. (1 point)at the beginning in the middle at the end at the climax

**physics**

The acceleration of gravity on the surface of a planet is 17.34 m/s^2. What is the weight on Jupiter of a woman whose weight on Earth is 122 lb? (use 1 lb = 0.4536 kg where g = 9.8m/s^2) W_{woman} =

**Chemistry**

Predict the standard cell potential and calculate the standard reaction Gibbs free energy for galvanic cells having the following cell reactions: a.)3Zn + 2Bi3+ = 3Zn2+ + 2Bi b.)2H2 + O2 = 2H20 in acidic solution c.)2H2 + O2 = 2H20 in basic solution d.)3Au+ = 2Au + Au3+ I trie...

**english**

18. How does the narrator in Ernest Hemingway's short story "In Another Country" view himself in comparison to the other soldiers? (1 point) a)He thinks he is not as brave as they are. b)He senses he is not treated as well as they are. c)He feels he does not dese...

**probability**

Calculate the numerical values of following probabilities, as well as the expected value and variance of X: P(X=0)= P(X=1)= P(X=−2)= P(X=3)= E[X]= var(X)= Let Y=X2. Calculate the following probabilities: P(Y=0)= P(Y=1)= P(Y=2)=

**probability**

Plz answer...

**physics**

A circular curve on a highway is designed for traffic moving at 27 m/s. The radius of the unbanked curve is 160 m. What is the minimum coefficient of friction between tires and the highway necessary to keep cars from sliding off the curve? Is the friction static or kinetic? (t...

**english**

16. In the beginning, modernist writers were mainly reacting to the (1 point) a)horrors of slavery. b)violence of World War I. c)unequal treatment of women. d)effects of industrialism on nature.

**science**

true or false. Astronau eat a lot of freeze-dries food because it is lighter and takes up lees room. my answer is true.

**Chemistry**

Calculate the standard reaction Gibbs free energy for the following cell reactions: a.)3Cr3+(aq) + Bi(s)= 3Cr2+(aq) + Bi3+(aq) with Ecell=-.61V b.)Mg(s) + 2H20(l)=Mg2+(aq)+H2(g)+2OH-(aq) with Ecell=2.36 V I know the formula. I just need help figuring out n (change in number of...

**physics**

highway curve in northern Minnesota has a radius of 230 m. The curve is banked so that a car traveling at 21 m/s and will not skid sideways, even if the curve is coated with a frictionless glaze of ice. At what angle to the horizontal is the curve banked?

**social studies**

Okay thanks :/

**social studies**

Okay thanks and i need the answers to 8,9,and 10 please and thank you

**social studies**

/Users/user/Downloads/796450-962012-95111-AM-2051554643.jpg

**social studies**

And 8. Using the chart above, develop an inference comparing the economic conditions in South Korea and North Korea. use the facts from the chart to support your inference.

**social studies**

C A D D B C D and i dont know 9 and 10

**social studies**

9. What conclusion can you draw about the comparative advantages other countries have in framing over japan and the koreas? 10. What conclusion can you draw about the government's influence on daily life in North Korea? Explain your reasoning.

**social studies **

1.Which word best describes modern life for japanese teenagers such as Asuka? A. relaxed B. crowded C. isolated D. traditional 2. Tropical storms often hit Japan during the ________. summer winter spring fall 3. Which of Japan's islands has the largest level area? Hokkaido...

**Math**

5

**Math**

Robin has $6.20 in nickels and quarters. If the nickels were quarters and the quarters were nickels, he would have $3.20 more. How many quarters does Robin have?

**Math**

x^2 + 3x + 2

**Math**

x^2 + x^2 = ?

**Algebra**

I don't understand how you did 2x^2.

**Algebra**

2pi(x^2 + 4x + 4) + 2pi(x^2 + 7x + 10) How do I write this as a polynomial in standard form (by factoring out 2pi)?

**Cyber safety**

1. No 2. Yes

**math**

Compute the number of vinyl tiles, measuring 28 inches on each side, needed to tile a kitchen measuring 102 ft. by 18 ft.

**S/S**

OAU means

**P.E check my answers**

Sorry

**P.E check my answers**

Hello I am your connexus teacher once I find out who you are you will be kicked out of our school...I am very disappointed in you! You signed a paper in the beginning of the year called the Honor Code. How dare you break that code!

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