# Posts by jenny

Total # Posts: 1,598

physics
In a projectile motion, if we measure the maximum height h and horizontal range R (1) How to get launch angle θ in terms of h and R (2) A hobby rocket reaches a height of 72.3 m and lands 111 m from the launch point.What is the angle of launch? What is the launch speed?

managerial economics mathQ6
A and B are playing a simultaneous moves game. A can choose either High or Low and B can choose either Near or Far. If A chooses High and B chooses Near, A receives 5 and B receives 5. If A chooses High and B chooses Far A receives 3 and B receives 7. If A chooses Low and B ...

managerial economicsQ4
Consider a Cournot duopoly, composed of firms A & B ¡V which produce identical products and face identical costs. (a) Draw a set of reaction functions in one diagram for this Cournot duopoly. (b) Label the monopoly outputs that would be produced by firms A & B. (c) Label...

managerial economicsQ3
Suppose the inverse market demand equation is P = 80 ¡V 4(QA+QB), where QA is the output of firm A and QB is the output of firm B, and both firms have a constant marginal cost of \$4 (fixed costs are zero). (a)Write down the profit equations for firms A and B. (b)Write ...

managerial economics
Suppose the inverse market demand equation is P = 80 ¡V 4(QA+QB), where QA is the output of firm A and QB is the output of firm B, and both firms have a constant marginal constant of \$4. (a)Write down the Bertrand equilibrium prices for this market. (b)Calculate the ...

managerial economics
Suppose the inverse market demand equation is P = 80 ¡V 4(QA+QB), where QA is the output of firm A and QB is the output of firm B, and both firms have a constant marginal constant of \$4. Firm B is the Stackelberg leader in this market. (a)State the reaction function for ...

Algebra
i forgot how to solve these types of problems.. 2x^2-18x=0, x^2=6x+7, 6y^2+5y-6=0 Also SOLVE FOR X CORRECT TO 4 DECIMAL PLACES: x^2+6x+2=0 2x+4=3x^2

Math
i forgot how to solve problems like this... 2x^2-18x=0, x^2=6x+7, 6y^2+5y-6=0 also I need help on this one SOLVE FOR X CORRECT TO 4 DECIMAL PLACES x^2+6x+2=0 2x+4=3x^2

Math
Linda is 9/10 as tall as patrick and 3/4 as tall as Ali. If the total height of the 3 pupils is 418.5 cm, how much taller is Ali than Patrick? Please help me and tell me how you get the answer step by step. Thanks

Science
A horizontal projectile with mass of 19.0kg is launched from a height of 7.0m above ground level with a horizontal speed of 250.0m/s. A)During projectile's flight, what forces are acting on it? B)What are the sizes & directions of the forces? C)Assuming ground below flight...

algebra
for a question like: car A was traveling at 25miles/hour for 3 hours. Car B was traveling at 30mph for 6 hours. When will they meet?

civics
.Minnesota state executive: i need to know the names and titles of states officials (treasurer, head of education, health/welfare,natural resources/environment, and any others) and also when they elected + appointed

civic/ state and local goverment
i need some information about Hennepin county, Minnesota services like : county service, name of county office responsible for the service, address+ phone #, person responsible for the service and the description of the service.

civics
how many days per year are students required to attend school in Minnesota? and how many hours per day are students required to in in school?

chemistry to Dr. Bob

Writeateacher
Ist this clear? Professor An-Naim opposes the idea of an Islamic state. He argues that a state “cannot be Islam, cannot have religion, and cannot have Shari’a.” He explains that because among Muslims many disagree on the meaning of Shari’a this has posed ...

English
Is this clear? next paragraph from the above. This leads us to the fundamental question of how to ensure the institutional separation of Shari’a and the state? For this, professor Anan-Amin introduces the “civic reason” concept. By Civic reason, professor Anan-...

English
thank you

English
How would I cite the quotations from a panel discussion? Should I write the date?

English
Please revise the following. thank you. Professor Abdullah Ahmed An-Naim’s, discussion about Islam, Shari ‘a and freedom of belief cleared all of the many false aspects I had about Islam. He first began his discussion by explaining to the audience the meaning and ...

On June 1, Jen enters into an oral contract to work as a sales consultant for B&O. Employment is to begin on Sep. 1. On June 31, Jen receives a letter signed by B&O's President stating that the company is revoking the employment contract entered into on June 1, because ...

revise/ english
The importance of 9/11 attacks in the film is that it compares a national crisis to another. When the 9/11 attacks came about, the whole world stood still. Even the Srebrenica women in the film were stunned to hear what was taking place in such powerful nation like the U.S. ...

Macroeconomics
The following calculations help you see how the ratio of debt to GDP changes from one year to the next. Suppose that in a hypothetical country with a currency called the ducat, debt is equal to 140 trillion ducats and GDP is equal to 100 trillion ducats. This means that the ...

English
How to I write out the number 1,077 out in words?

riddles
what driver doesn't have a license?

math riddle ALGEBRA WITH PIZZAZZ

Algebra II
Solve the inequality. (Enter your answer using interval notation.) 1 x ? 3  ?  8 5x + 3

Physics
A person eats a container of yogurt. The Nutritional Facts label states that it contains 195 Calories (1 Calorie = 4186 J). What mass of perspiration would one have to lose to get rid of this energy? At body temperature, the latent heat of vaporizaiton of water is 2.42 106 J/...

Physics
Many hot-water heating systems have a reservoir tank connected directly to the pipeline, so as to allow for expansion when the water becomes hot. The heating system of a house has 74 m of copper pipe whose inside radius is 9.10 10-3 m. When the water and pipe are heated from ...

arithmetic
i CHOSE A BECAUSE SHE RUNS 3MILES AND 3 TIMES EACH WEEK SO THAT EQUALS UP TO 1760

Accounting
Max Stevenson owns a local drug store. During the past few years, the economy has been experiencing a period of high inflation. Stevenson has had the policy of withdrawing cash from his business equal to 80% of the company's reported net income. As the business has grown, ...

Accounting
What are cookie jar reserves? How are they used?

History
i have no idea why r u askin i have a question what job did the peasants have? what was there dailt routine? what did they drink? how religious were they? what celebrations did they have? what animals or pets did they have? what rule did they have? what were the punishments?

geometry
If 9x and(5x+8) are the measures for complementary angles, what are the measures of each angle

Math Algebra
I know, that's what the question asked, but I think that they mean the value for p.

Math Algebra
Find the Values of X 12p^2+11p-22=0 I'm having some trouble with this math question can somebody please explain it. Please I would like to know how to do it since I have a Benchmark Tomorrow. -thank you

algebra 1
A high school wrestling mat must be a square with 38-foot sides and contain 2 circles. Suppose the inner circle has a radius of s feet, and the outer circle's radius is 9 feet longer than the inner circle. What is an expression for the area of the square outside the circle...

english?
Im I stating a clear purpose for my paper? In this study, I will write about black women’s oppression. I will focus on sexism and racism and how it causes black women’s daily oppression in addition to how it continues to exist through education, economic, ...

english
please help revise In the research analysis paper I will write about black women and their oppression. I will focus on how black women have overcome oppression and look at women in power such as Oprah, Condalisa Rice, and other. The body of the paper will work to prove my ...

english
please help revise In the research analysis paper I will write about black women and their oppression. I will focus on how black women have overcome oppression and look at women in power such as Oprah, Condalisa Rice, and other. The body of the paper will work to prove my ...

pschcology
Skills Assessment Activity “tests” that sample a broad range of skills, abilities, and traits. Although these exercises allow a glimpse at aspects of personality, the results must be interpreted with caution. For this assignment, complete the self-assessment, “...

pschcology
Skills Assessment Activity Throughout your textbook, you will find an assortment of interesting “tests” that sample a broad range of skills, abilities, and traits. Although these exercises allow a glimpse at aspects of personality, the results must be interpreted ...

AP Gov
what are two factors that increase presidential approval ratings and why? what are two factors that decrease presidential approval ratings and why?

Physics II
The heating element of an electric oven is designed to produce 3.3 kW of heat when connected to a 240-V source. What must be resistance of the element?

Physics
What is the diameter of a 1.00 meter length of tungsten wire whose resistance is 0.32 ohm (electrical resistance)?

math
What is the surface area of a pyramid?

Science Experiment
Directions: You are a medical researcher who has just "discovered" a new treatment for AIDS. Now you need to design an experiment to test its effectiveness. Using the follwoing questions as guidelines, plan your experiment. 1) What groups will you have in your study...

Science/ Experiment
Directions: You are a medical researcher who has just "discovered" a new treatment for AIDS. Now you need to design an experiment to test its effectiveness. Using the follwoing questions as guidelines, plan your experiment. 1) What groups will you have in your study...

Science
Directions: You are a medical researcher who has just "discovered" a new treatment for AIDS. Now you need to design an experiment to test its effectiveness. Using the follwoing questions as guidelines, plan your experiment. 1) What groups will you have in your study...

math research
does anyone know any good websites about the mathematician Euclid? Any websites besides wikipedia, PLEASE!! thanks

Life Science
Sally does an experiment with goldfish. She keeps one goldfish in a bowl and puts it under a lamp. She puts another goldfish in a bowl and puts it in the dark. After 24 hours she a has each one swim through a hoop. Which fish will most likely swim through the hoop first. The ...

Life Science
Would it make a difference if a baby goldfish was raised in the light or the dark? I don't think it would because it is not like goldfish can tan like humans and that can't get skin cancer I think.

Statistics
Thank you!! A survey of an urban university (population of 25,450) showed that 750 of 1100 students sampled attended a home football game during the season. What inferences can be made about student attendance at football games? Using the 99% level of confidence, what is the ...

Statistics
The seasonal output of a new experimental strain of pepper plants was carefully weighed. The mean weight per plant is 15.0 pounds, and the standard deviation of the normally distributed weights is 1.75 pounds. Of the 200 plants in the experiment, how many produced peppers ...

Spanish Research
How did the geography influence the emigration and exploration to Colombia and Venezuela? How did the indigenous people mix with the Europeans to contribute to the growth of colombia and Venezuela? PLEASE can someone help me with these questions... if you can show me a good ...

Math
How do you do cross cancellation in fractions?

maths pls help
I am having problems in mmeasuring.

Science
Compare and contrast sedimentary rocks that have a granular texture with sedimentary rocks that have a nongranular texture. I have worked on this, and this is a question following an experiment so it's kind of hard to explain. The rocks in the experiment were coquina ...

Science
I have worked on this, and this is a question following an experiment so it's kind of hard to explain. The rocks in the experiment were coquina limestone, sandstone, shale, melaconglomerate, and rock salt. Tell me if you think this is ok: The sedimentary rocks that have a ...

Science
Compare and contrast sedimentary rocks that have a granular texture with sedimentary rocks that have a nongranular texture.

science
If acid rain falls on people it burns their skin. What else does it do on people other than burn your skin?

grammar
Yes I say it is and instead of horrid shouldn't it be the most horrific.

social study
finance and killed alot of people

english
is the answeer a?

english
Break the shoes in thoroughly on short walks before going on an extended walk. which of the following is the best way to write the sentence? a)walks before b)walks,before c)walks.before d)walks.Before

enlgish
i think the answer will be a am i correct?

enlgish
today hikers prefer a shoe that is six feet high,is amde of leather,and thick sturdy soles. what correction should be made to this sentence? a)insert has before thick b)no correction is necessary

at the samt time many families haiving greater incomes can take basic shelter for granted and proceed to satisfying higher needs in housing. what correction should be made to this sentence? a)change can to must b)change the spelling of proceed to procede c)insert a comma after...

english
in finding its suppose to be find so it would be a

english
families with limited means are more interested in securing clean,safe,and resonably comfortable housing than to finding quaters that are especially psychlogically. a)change find to finding b)change the spelling to especially to especialy c)no correction is necessary

families do not want,expect,or require dwelligs that is identical. a)change is to are b)no correction is necessary

english
it also effects the way in which one family relates to another,to the neighborhood, and to the community. which corrrection should be made to this sentence? a)change also to neverthless b)chage the spelling of nieghborhood to neighborhood. c)insert a comma after the way. d)no ...

english
i think it would be expectations desptie the single family house remain

english
in other words,essentially alll american families are upgrading thier housing goals and expectations.and the dominant housing remaining the single family house. the most effective combination of the sentences would include which of the following groups of words? a)expectations...

english
a)as a nation

english
sentence7:nevertheless,as a nation we are being more and more concerned with housing that does far more than support physical survival. if you rewrote sentence 7 beginning with housing that does far more than support physical survival the next words would be: a)as a nation b)...

science
it will be relaesed in the form of snow?

Physics
I asked a question concerning this a while ago, but now it's a little different... A student gets a cart that does not suffer drag. Now, though, the track is not leveled. How can I calculate the angle? The cart is on an inclined plane, then there is a pully, and a load. So...

Physics
There is no ramp involved... its just a cart on a flat table, and then a puly, and a load. Would gravity be pulling the load down, which would make the cart move? I still don't get how I would calculate the 'drag' (friction and air resistance) force. Here's my ...

Physics
This problem concerns a student that is attempting Newton's 2nd Law, but the cart does not run without friction. How do I calculate the drag force, givin the mass of the cart (7.6kg), the mass of the load (4.2kg), and the resulting acceleration (1.2m/s2)? I'd ...

Chem
I have another question concerning (S) & (R) enantiomers of Limonene. How would I compare the physical characteristics of the (R)-(+)-limonene and (S)-(-)-limonene? I guess I don't get how I can determine the physical characteristics of (S) from (R). Would they be the same?

Chem
How do I estimate the optical roation of an (S)-enantiomer if I know the optical rotation to the (R)-enantiomer? For instance, for limonene, after conducting an experiment, I got that the optical rotation for the (R)-enantiomer was 10, would the (S) be -10? Any help would be ...

Physics
Alright, thanks. I drew a tangent line and found the slope at t=6, and got 3.75 m/s as my instantaneous velocity. Just so I know... when do I have to take into consideration the linear equation governing horizonatal motion?

Physics
For a question in physics... I was told to draw a graph of vertical displacement, y, versus time, t, in 2sec increments from 0 to 1.8. What was given to me was: v_yo_= +10m/s v_xo_= +5m/s a_y_ = -10m/s^2 So I used the formula: y=vo+1/2at^2 I drew the graph, and got a parabala...

math
the sum of two numbers is 20. the greater number is 4 more than the lesser. what are the two numbers? write the equation.

Chem
I posted this yesterday, I was wondering if anyone could still help me... When doing an acid-base extraction, there are certain rules when chosing the solvent that is to be used in extraction.. one being that it should have a low boiling point. I understand this to be so that ...

Org Chem
When doing an acid-base extraction, there are certain rules when chosing the solvent that is to be used in extraction.. one being that it should have a low boiling point. I understand this to be so that the solvent (in this case, ethyl) can be removed rapidly from the compound...

Maths
thank you lots.. yeah I asked my older brother and he didn't have a clue :)

Maths
38, 39, 40, 41, 190, 240, 241 What is the next number> Does anyone know where I can learn about breaking this type of code online somewhere pls?

Social Studies
Oh well I should do more research on it but thank you!

Social Studies
It negative because it could put other businesses out of stock and the government and do anything about it and the benefits is that the government can't interfere with your business so you will be making a lot of money I hope this proves that I know some benefits and ...

Social Studies
What are some negative and positives of capitalism? I have some answers but I want to hear more

Algebra
(3*10 to the second power)(1.5*10 the the negative fifth power) SCIENTIFIC NOTATION: 4.5*10 to the negative third power My question is what is the standard form I got 4500 but if I look closely at the problem I don't think that's possible please tell me if 4500 is ...

Maths

math
the largest integer that is not the sum of two or more different primes My guess would be 3 if I interpret your question correctly.

math
the smallest number of people in a room where the probability of two of them having the same birthday is at least fifty percent Please post under one name. The smallest class where the chance of finding two people with the same birthday is 50% or more is... a class of 23 ...

What are 2 characteristics of ecozones that make them useful? pleaseee help. thanksss http://en.wikipedia.org/wiki/Ecozone

social studies
what are the relations between Christians, Muslims, and Jews today? How might these relations have been affected by events in the Middle Ages of Europe? please help me That first question is not one that has an easy answer. Here are search results that show how complex the ...

Geo.
The climate regions in Canada Describe the main characteristics of each region. -Pacific Maritime -Cordilleran -Prairie -Boreal -Taiga -Arctic -Atlantic Maritime -Southeastern pleaseeee help. http://www.wildaboutgardening.org/en/growing/section3/ecozone_map/index.htm Thank you...

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