Sunday

December 21, 2014

December 21, 2014

Total # Posts: 75,752

**Algebra 2 **

Simplify 2x*x^7/4
*November 19, 2014*

**French**

I have a couple of questions. Is this a correct way of saying I like to ride a bike in the summer? Do I need an article before été? En été, j'aime faire du vélo. Is l'opération male or female? How do you say I like to visit ...
*November 19, 2014*

**English**

The first one is c
*November 19, 2014*

**English**

for which one
*November 19, 2014*

**English**

All of the following plural nouns except a.flies b.themselves. c. ladys. d.proofs I am think d All of the following compound nouns are correct except a.editors in chief. b.sons-in-law. c.bird watchers. d.mother-in-laws. I am think b or d
*November 19, 2014*

**Math**

what is the solution to the system of equations? 5x + 4y = 8 x - 2y = 10 (not multiple choice) my answer: (-5, -1) What are the missing values? (coincident) 4x + 5y = 8 8x + ____ y = _____ (Not multiple choice) Im not sure how to do this one collection of dimes and nickels is ...
*November 19, 2014*

**Math Help!!!**

your wrong the first one is 9
*November 19, 2014*

**Math Help!!!**

all of them
*November 19, 2014*

**Math Help!!!**

can you check them?
*November 19, 2014*

**Math Help!!!**

Russell Grossman is training for the Olympics. He wants to know the distance across lake royal, so he can write in his training logbook how far he rows each day. If from one point on the shore to one side of the lake is 13 km and from the same point to another side of the lake...
*November 19, 2014*

**child developement**

compare 3 children 4 years, 18 months, 10 years to physical or cognitive growth
*November 19, 2014*

**chemistry**

12.5g mass of the vinegar sample and the density of vinegar is 1.05g/mL determine the volume of the vinegar sample in liters?
*November 19, 2014*

**maths**

diameter of a ferris wheel is 15 metres. how far does a seat on the ferris wheel travel in 5 revolutions
*November 19, 2014*

**chemistry**

You measure Ksp for borax and find it to be 6.2 x 10-3 at 22.8°C. If the standard enthalpy change, ΔH°, for the dissolution of borax is 58 kJ, calculate the standard entropy change, ΔS°, (in J/K) for the dissolution of borax at this temperature. (Assume...
*November 19, 2014*

**chemistry**

You measure Ksp for borax to be 7.8 x 10-3 and 2.9 x 10-3 at 23.6°C and 1.8°C, respectively. Calculate the standard enthalpy change, ΔH°, (in kJ) for the dissolution of borax.
*November 19, 2014*

**Calculus (PLEASE HELP ASAP!)**

Find f(x) satisfying the given conditions: 1) f"(x) = 1/x^3 f'(1) = 1/2 f(1) = 0 2) f"'(x) = sin (x) f"(0) = 0 f'(0) = 1 f(0) = 0
*November 19, 2014*

**English**

As it rained heavily, the playground was muddy.
*November 19, 2014*

**math**

who makes rainwater mix with dirt?
*November 18, 2014*

**chemistry**

if 10.5 moles of CH4 react with oxygen, what is the volume of CO2 (in liters) produced at 20.9 degrees celsius and 0.951 atm?
*November 18, 2014*

**math**

determine the resulting equation if one variable is solved in terms of the other variable in one equation and substitute this variable in the other equation. 1.) 2x+5y=9 -x+y=2 2.) 3x+y=2 9x+2y=7 3.) x-y=-3 3x +y=19
*November 18, 2014*

**math**

start out with what you know -so you have a total of 50 coins -a quarter is equal to 25c -a nickel is eqal to 5c 0.25*4=$1.00 0.25*12=$3.00 0.25*16=$4.00 0.25*20=$5.00 0.05*20=$1.00 20+16=36 50-36=14 This might help
*November 18, 2014*

**English**

Sentence 7
*November 18, 2014*

**English**

Lina went on her first diet in High school for three days she ate nothing but carrot sticks, cottage cheese, and apples. Then scarfed down two double sentence cheeseburgers with fries and a chocolate shake. Her other attempts at dieting didn’t last much longer. By ...
*November 18, 2014*

**math**

1. you know that x=-y+7 so you are going to take that and substitute/put it in for x in the followin equation (-y+7)-y=-9 2. in this equation we know that y=2x, 4x+3(2x)=20 4x+6x=20 10x=20 divide both sides by ten and you get x=2 3. y=2x+5 3x-2(2x+5)=5 3x-(6x+10)=5 -3x+10=5 ...
*November 18, 2014*

**math**

determine the resulting equation if one variable is solved in terms of the other variable in one equation and substitute this variable in the other equation. 1.) x=-y+7 x-y= -9 2.) y=2x 4x +3y=20 3.) y=2x +5 3x-2y=5
*November 18, 2014*

**physics**

a police shot a wall of 10 meter which is located 75 meter from himself. the angle between base and bullet was 60 degree and the speed was 30 meter per second was shot. was the bullet shot the wall ornot ..Explain if why?
*November 18, 2014*

**Chemistry Lab**

thanks, I'll ask my teacher just to make sure. :)
*November 18, 2014*

**Chemistry Lab**

In chemistry we are doing a lab that involves crucibles and Mg ribbon, we have three days to complete the lab. Anyways do you think it would be alright to substitute the mass of the crucible we had the first day with the mass of the crucible we had today? We know how much the ...
*November 18, 2014*

**math**

In voting for the fifth grade class president only 1/3 of the students cast votes. What fraction of the whole class voted for tim for selena who received the most votes. Class president candidate fraction votes received Tim 2/6 SELENA 1/4 Is the answer 2/18 for tim And 1/12 ...
*November 18, 2014*

**math**

There are 4 one fourth in one cup. So calculate how many needed.
*November 18, 2014*

**Math**

Please help. We have to use these digits to solve the two numbers - 2, 9, 4, 3, 6, 7. The difference between the two numbers is 377. What are the two numbers?
*November 18, 2014*

**physics**

An airplane is flying at constant speed of 500 km/h on a straight line at 33000 feet above sea level. What is the net force acting on the plane?
*November 18, 2014*

**physics**

An airplane is flying at constant speed of 500 km/h on a straight line at 33000 feet above sea level. What is the net force acting on the plane?
*November 18, 2014*

**French**

Please check the sentence for grammar. Son opération préférées dans les mathématiques est la multiplication. I'm not sure about son or sa.
*November 18, 2014*

**math**

Erica had 7/8 of a pizza left. Her friend ate 1/6 of the pizza that was left. What fraction of the whole pizza did her friend eat.is the answer 7/48
*November 18, 2014*

**Calculus**

Find the derivative of y=xe^-x^2. Is the x being multiplied by (e^-x^2)? Product rule? I don't understand how to approach this problem.
*November 18, 2014*

**Art**

ITS OBV D
*November 18, 2014*

**math**

If I simplify is the answer 2/15
*November 18, 2014*

**math**

Susan picked a squash that weighed 8/15 LB. Larry picked a squash that weigh 1/4 as much as susan squash. How much did larry squash weigh. Is the answer 8/60
*November 18, 2014*

**English**

Which of the following is a fragment a.because we had tickets. b.running past first base. c. Athletes understanding the purpose of practice. d. all of the above. I am think d Which of the following is a fragment? A.Here are the answers to the math questions. b.There seems to ...
*November 18, 2014*

**math**

A rectangle has a length of 3/8 foot and a width of 2/3 foot what is the area of the rectangle. Is the answer 1/4 square feet
*November 18, 2014*

**English**

It galaxy
*November 18, 2014*

**English**

Could sentence six been a dangling modifier
*November 18, 2014*

**English**

I cannot which would be the fragment
*November 18, 2014*

**English**

Rather
*November 18, 2014*

**English**

yes sentence 7 does contain a dangling modifier.
*November 18, 2014*

**English**

How is sentence 1 fragment? Which sentence contains a dangling modifier? a. sentence 5 b. sentence 6 c. sentence 7 d. sentence 8 I am think 7
*November 18, 2014*

**English**

Lina went on her first diet in High school for three days she ate nothing but carrot sticks, cottage cheese, and apples. Then scarfed down two double sentence cheeseburgers with fries and a chocolate shake. Her other attempts at dieting didn’t last much longer. By ...
*November 18, 2014*

**math**

Is the answer 6/24
*November 18, 2014*

**math**

Mrs garcia had 2/3 of a pumpkin pie left. Her son ate 3/8 of what was left. What fraction of the whole pie did her son eat.
*November 18, 2014*

**English**

How it d?
*November 18, 2014*

**English**

I said d
*November 18, 2014*

**English**

all of the above. a second question.
*November 18, 2014*

**English**

Some examples of tricky plurals include a.changing to y to it and adding -es in nouns that end in y after a consonant, as in city/cities. b.changing f or fe to a v and adding -es to most singular common nouns that end in f or fe, as seen in life/lives. c.making compound nouns ...
*November 18, 2014*

**School**

Can anyone name 5 types of issues there are at school?
*November 18, 2014*

**English**

article helps you to know if a noun refers to a specific thing or to a general thing. The definite article used to mark a noun that refers to a specific person,place,or thing. Indefinite article the words a or an used to mark a noun that refers to a general person,place,or thing.
*November 18, 2014*

**English**

All of the following choices use articles correctly except it own one.
*November 18, 2014*

**English**

All of the following common nouns except a.emotion b.leader. c.tablet. d.Kindle. I am think D. Singular or plural nouns a.refer to whether a noun is singular or plural. b.can usually be changed in number by adding or deleting -s or-es. c.sometimes use the same form or both ...
*November 18, 2014*

**algebra**

22.3% for the Part A. I too am struggling with Part B.
*November 18, 2014*

**writing division stories**

36 and 9
*November 18, 2014*

**government**

Why did the writers of the Magna Carta and the Bill of Rights want to make sure their docu- ments prohibited the establishment of a state religion?
*November 18, 2014*

**government**

doesn't cover every eventuality and leaves a lot of room for interpretation.
*November 18, 2014*

**government**

two results of having a brief Constitution that is a basic framework, rather than a specific plan, of governmen
*November 18, 2014*

**Spanish don't know which to choose**

Pregunte and pida mean ask
*November 18, 2014*

**government**

How has the sys- tem of checks and balances caused the sepa- ration of powers among the three branches of government to become less distinct? because everything requires at least two branches or arms of government to do anything. For example, Congress can pass a law, but the ...
*November 18, 2014*

**physics**

with a cart of unknown mass, could you still determine whether its total energy is conserved? explain your reasoning
*November 18, 2014*

**government**

In what ways may the Constitution be changed informally
*November 18, 2014*

**Repost of history**

Why did the Soviet Union support Turkey in the Greco-Turkish War?
*November 18, 2014*

**Mental and Emotional Disorders**

Or 20
*November 18, 2014*

**Mental and Emotional Disorders**

My answer is 10
*November 18, 2014*

**Mental and Emotional Disorders**

How many percent of Americans experience the symptoms of a mental disorder? A. 10 B. 20 C. 50 D. 60
*November 18, 2014*

**English 10**

235t
*November 18, 2014*

**Business MGT**

BBNN
*November 18, 2014*

**Geometry**

The radius of Jupiter is approximately 44,423 miles, and the radius of the Earth is approximately 3,960 miles. How many times larger is the volume of Jupiter than the volume of the Earth? Round your answer to the nearest whole number.
*November 18, 2014*

**English (Ms.Sue)**

im so sorry but i have no idea how this happened. i believe this could be my little brother playing games. so sorry
*November 18, 2014*

**English (Ms.Sue)**

A lingering smell of fresh rain begins to sprinkle. Little droplets of water growing and falling more frequently. does this sound okay?
*November 18, 2014*

**English (Ms.Sue)**

I dont know why my name even changed. im not even diane??
*November 18, 2014*

**English (Ms.Sue)**

How would you describe the smell of rain?
*November 18, 2014*

**ENGLISH MS. SUE**

personification
*November 18, 2014*

**AP CALC**

A rectangle ABOD is inscribed into the region bounded by the x-axis, the y-axis and the graph y= cos2x. what is the greatest perimeter that such a rectangle can have? Please HELP. I greatly appreciate your help.
*November 18, 2014*

**algebra**

Jena and Cindy, Working together can clean the house in 10 hours. Working alone, cindy takes twice as long as jena. How longs does it take jena to clean the house.
*November 18, 2014*

**ap calc**

An oil well at O is in the ocean, 8 miles from T on a straight shoreline. The oil has to go from O to R. the cost of laying pipe per mile is $90,000 underwater and $54,000 on land. the cheapest method of placing the pipe is to lay OP underwater and PR on land, where P is some ...
*November 18, 2014*

**ap calc**

A rectangle is inscribed into the region bounded by the graph of f(x)=(x^2-1)^2 and the x-axis, in such a way that one side of the rectangle lies on the x-axis and the two vertices lie on the graph of f(x). what is the maximum possible area of such a rectangle? Please help I ...
*November 18, 2014*

**science**

Earths atmosphere was created during Precambrian era
*November 18, 2014*

**trig**

a boat is tied by a rope 12 meters long to a ring that is 3.5 meters above the water.If the rope is taut find the angle it makes with the water?
*November 18, 2014*

**Jarad**

The tortoise ran slowly and steadily to win the race. to win the race -----is the infinitive phrase I am thinking tortoise ran for what I am saying the phrase is used as noun
*November 18, 2014*

**physics**

a block is pushed up against the wall. Let the mass of the block be m = 2.8 kg, the coefficient of kinetic friction between the block and the wall be µ = 0.56, and θ = 61◦ . Suppose F = 73 N. The acceleration of gravity is 9.8 m/s 2 Find the force of friction...
*November 18, 2014*

**English**

The song lyrics say that we live to worship the Lord. to worship the Lord is the infinitive phrase I say an adverb because it is how we live
*November 17, 2014*

**English**

to travel around the world is the whole infinitive phrase. And you are saying yes that I did get it right being used as a noun
*November 17, 2014*

**English**

Many people want to travel around the world. To travel functions as a noun because it is the direct object of the verb wants. Am I right?
*November 17, 2014*

**math**

a pack of cardinal flower seeds costs $4, and a pack of petunia flower seeds costs $2.50. you buy the same number of packs of each type of flower and spend $39. How many pack of each do you buy? write an equation to solve.
*November 17, 2014*

**English**

To return your items, you must have a receipt. To return your items is the infinitive phrase I am saying used as a noun am i right?
*November 17, 2014*

**physics**

In a house the temperature at the surface of a window is 20.1 °C. The temperature outside at the window surface is 2.72 °C. Heat is lost through the window via conduction, and the heat lost per second has a certain value. The temperature outside begins to fall, while ...
*November 17, 2014*

**physics**

A copper pipe with an outer radius of 0.010 m runs from an outdoor wall faucet into the interior of a house. The temperature of the faucet is 3.3°C, and the temperature of the pipe, 3.0 m from the faucet, is 25°C. In fifteen minutes, the pipe conducts a total of 270 J ...
*November 17, 2014*

**Math**

If I did this right you subtract 24 from 124 and get 96. Then you take 96 and divide it by 120,=0.80 Take 0.80 and multiply it by 100,= 80. Take 100 and subtract 80 = 20. The collector has to sell 20 band posters. 120/100=1.2 96/80=1.2
*November 17, 2014*

**English **

To return your items, you must have a receipt. We are studying infinitives. I need to by some new clothes for the summer. I know to buy is the infinitive and to but some new clothes is a phrase but i am lost as to say what part of speech. is it an adverb describing need
*November 17, 2014*

**Maths**

A communications tower has many guy wires supporting it. Two of these guy wires are 10.0 m and 8.0 long. They are attached at the same point on the ground. The longer wire has an angle of inclination of 60 degrees. a) How far from the base of the tower are the wires attached ...
*November 17, 2014*

**math**

1 7/8
*November 17, 2014*

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