Friday
March 27, 2015

Posts by Jennifer


Total # Posts: 2,086

Math
y=-3x^2+6x-2 Sketch the graph of the given porabola and state the coordinance of its intercepts. I can graph it if I can get some help with the vertex and coordinance. This is what I got; vertex:(1,1) x-intercept:(-1.6,.-4), and y-intercept:(0,-2). Is this right?
March 24, 2010

math
I need help making to t-charts. a. 1 if -1/2 is less than or equal to x less than or equal to 1. b. x^3 if x>1
March 21, 2010

math
so the domain is [-11,11)
March 21, 2010

math
let f(x)=sqrt of 121-x^2 a. graph the function b. state the domain and range of f(x)
March 21, 2010

Math
If f(x)=4/2-x, find the f(a), f(a+h), and f(a+h)-f(a)/h, where h is not equal to 0.
March 21, 2010

math
Solve 5x+16 greater than 1 and 2x-21 greater than -17.
March 21, 2010

Math
The maximum weight M that can be supported by a beam is jointly proportional to its width w and the square of its height h, and inversely proportional to its length L. a. Write an equation that expresses this prportionality b. Determine the constant of proportionality if a ...
March 20, 2010

math
-4 L.T. 3X+5 AND 3X+5 L.T. 20 solve
March 19, 2010

physics
a 10kg block is allowed to slide down a ramp with Mk=0.15. what is the acceleration of the block?
March 17, 2010

algebra 3
find domain: f(x)=sqrt of 100-x^2 f(x)=sqrt of 2x^2+6x-8
March 15, 2010

Statistics in Psychology
A participant in a cognitive psychology study is given 50 words to remember and later asked to recall as many as he can of them. This participant recalls 17. What is the (a) variable, (b) possible values, and (c) score?
March 15, 2010

corporate finance
. (Market versus book value weights)Miami Distribution has 1,000 outstanding bonds that have a book value of $1,000 per bond and a market value of $1,200 per bond. Miami Distribution has 250,000 outstanding shares with a per-share book value of $40 and market value of $68. ...
March 14, 2010

chemistry
An experiment in your laboratory requires 500 mL of a .0200 M solution of Na2CO3. You are given solid Na2CO3, distilled water and a 500 mL volumetric flask Describe how to prepare the required solution showing all calculations and describing each step appropriately.
March 14, 2010

govt 2302
do you think being a conservative democrat contradicts itself?
March 11, 2010

government 2302
what would you say the main difference between a republican and a democratic is? thank you for the help ms sue!! :)
March 11, 2010

govt 2302
i have read the summary of federalist paper no 10 but im still not understanding madisons stand on the constitution. does he favor it?
March 11, 2010

college govt 2302
what was the summary of Federalist paper no. 10 by james madison?
March 11, 2010

Math
I understand the first concept, but I can't make out how you figured out the second word problem. How did you get 0.3?
March 11, 2010

Math
Hi I need help figuring out these to word problems. Tom has created a scale drawing of his property for use in designing a landscape plan. 1 in on is drawing corresponds to 12 ft. There is a pond that is 112 ft. long on his property. How long will it appear on the drawing? ...
March 11, 2010

math
Can somebody PLEASE help me understand how to find the domain of a function. I have an F in algebra 3 and just got a 50% on my math quiz. I'm desperate!
March 9, 2010

math
find the domain and range of the function. f(x)= square root of x+3
March 9, 2010

spanish
what is my mom is in front of me in spanish?
March 2, 2010

College Physics
Gravity on the surface of the moon is only 1/6 as strong as gravity on the Earth. What is the weight of a 14 kg object on the Earth? The acceleration of gravity is 10m/s2 . Answer in units of N.
March 2, 2010

social studies
Give two factors that explain the changes in family organization between 1900 and 1980.
March 2, 2010

statistics
A sample of 25 concession stand purchases at the October 22 matinee of Bride of Chucky showed a mean purchase of $5.29 with a standard deviation of $3.02. For the October 26 evening showing of the same movie, for a sample of 25 purchases the mean was $5.12 with a standard ...
March 1, 2010

statistics
To test the hypothesis that students who finish an exam first get better grades, Professor Hardtack kept track of the order in which papers were handed in. The first 25 papers showed a mean score of 77.1 with a standard deviation of 19.6, while the last 24 papers handed in ...
March 1, 2010

heathcare
what was champva year of establishment??
February 28, 2010

physics
PERIOD OF THE LEG The period of the leg can be approximated by treating the leg as a physical pendulum, with a period of 2pi*sqrt(I/mgh), where I is the moment of inertia, m is the mass, and h is the distance from the pivot point to the center of mass. The leg can be ...
February 26, 2010

english
expositary business communication in which way they different what part do facts play in the expository essay? what does openion play
February 25, 2010

Reading
Some readers suggest that the "weak" character in Of Mice and Men represent groups of people who were outcasts in 1930s society(for example. Lennie would represent the mentally challenged). For each of the following characters, explain how each could represent an ...
February 21, 2010

Psychology
How has early memory research concerning the growth of cognitive perspectives in psychology changed over the course of the 20th century? What are the reasons for this change?
February 21, 2010

Chemistry
DrBob222 please help me answer the question that I posted pleaseee, pleaseeee
February 16, 2010

Global History
Imperialism.. different perspectives. list 2 short-term effects of imperialism on the colonies. tell if each is positive or negative.
February 16, 2010

Global History
How was the West impacted by imperialism? list 4 effects
February 16, 2010

Chemistry
In the experiment of Nucleophilic substitution reactions: Competing Nucleophiles 1)what would happen if all the solids in the nucleophile medium were not dissolved? How might this affect the outcome of the experiment? 2)Explain the order of elution you observed while ...
February 16, 2010

Global History
list 3 effects of imperialism on the colonies. tell if each is positive or negative.
February 16, 2010

Global History
How did the French revolution inspired Latin America?
February 15, 2010

Global History
How does the Enlightenment reflect societal values of the ancient Greeks?
February 15, 2010

Biology
What is the major function/role that the nucleus plays in the life of a living cell?
February 11, 2010

Intermediate Accounting
$37800
February 11, 2010

Spelling
I need a seven letter word that means finished. The third letter is r and the fifth letter is u.
February 10, 2010

Algebra 3
Simplify: b^4(1/3b^2)(12b^-8) (12x^2Y^4)(1/2x^5y) (rs)^3(25)^-2(4r)^4
February 8, 2010

Algebra 3
Factor: 12x^3+18x 49-4y^2 x^3+1 8x^3-125 x^3+2x^2+x
February 8, 2010

Math
suppose you deposit $400 in an account
February 7, 2010

Math
Yes that is the puzzle.
February 5, 2010

Math
You have horses. I have horses. If I give you a horse, you will have half as mnay as me. If you give me a horse, I will have twice as many as you. How many horses do i have?
February 5, 2010

math
How do I solve this? Describe the locus of points z satisfying: |z+2|+|z-2|=5 z is a complex number.
February 4, 2010

Algebra 3
x^2/x^2-1 divided by 3x/x+1
February 3, 2010

physics
I have these problems that I keep doing and keep missing. If someone could please help me with what I am doing wrong! Two charges, -25 µC and +15 µC, are fixed in place and separated by 3.4 m. (a) At what spot along a line through the charges is the net electric ...
February 2, 2010

Algebra 3
Perform the indicated operations and simplify. x^2/3(square root of x-1/square root of x)
January 31, 2010

Physics
Two cars approach each other from an initial distance of 2400 m. Car A is moving to the E at a constant rate speed of 40ms. Car B is moving to the W at a speed of 10ms but is accelarating at a rate of 2.00ms^2. What is the time before the cars meet the distance a traveled ...
January 29, 2010

College Algebra
y = x + 4 y = 0 + 4 y = 4 y-intercept is 0,4 y = x + 4 y-4 = x 0 - 4 = x -4 = x x- intercept is 0,-4
January 28, 2010

spanish
Literally it means "Do you wear a uniform to school?"
January 27, 2010

chemistry
I need a single reagent that I could use to distinguish between Pb(NO3)2 solution and Hg(NO3)2 solution.
January 27, 2010

UOP
Write a response in the form of a memo from Joe Gilmore, Training Department Manager, to Christine Lancaster, Training Supervisor, regarding her idea for the next training series. The memo must not exceed 300 words.
January 26, 2010

Math
So would it be 7:1
January 23, 2010

Math
What are the odds in favor of getting at most two heads in three successive flips of a coin? This problem has to be done in ratio not fraction. Can anyone help?
January 23, 2010

Math-Probability
40000 + 3 + 50 = 13,351 $13,351
January 23, 2010

social studies
washington commanded the army in this war
January 22, 2010

Geometry
Any help would be greatful. What is the relationship between the measure of a central angle of a polygon and the measures of an interior and an exterior angle of the polygon?
January 21, 2010

Math
I am new to this website where is your reply?
January 14, 2010

Math
In each case, consider what you know about the distribution and then explain why you would expect it to be or not to be normally distributed. I am really having a hard time understanding this. Any help would be great. a. The wealth of the parents of students attending your ...
January 14, 2010

Math
So normal distributed is when you can not have a decimal such as 4.3782 (children example) & not normal distributed would be when it is ok to have a decimal
January 14, 2010

Math
In each case, consider what you know about the distribution and then explain why you would expect it to be or not to be normally distributed. I am really having a hard time understanding this. Any help would be great. a. The wealth of the parents of students attending your ...
January 14, 2010

Math
In each case, determine whether the situation calls for a discrete or continuous random variable and explain your answer. Please help! a. The description of the number of children in a family selected at random from families in Ft. Wayne, Indiana b. The net worth of an average...
January 14, 2010

Math
Is 3/16 a choice. Take 3/4 ton to divide between 4 sidewalks then you must divide the problem. Take 3/4 divide by 4 and you get 3/16. It should take them each 3/16 per sidewalk. 3/16*4=3/4
January 14, 2010

Trig
never mind. I get it.
January 14, 2010

Trig
then what's the ending point?
January 14, 2010

Trig
yes I meant horizontal shift. so PI/6 is the answer?
January 14, 2010

Trig
How do you find the H-Shift. My problem is y=5 sin(3x-pi/2).
January 14, 2010

Trig
what is 2 pi over 1/5 reduce to?
January 14, 2010

chemistry
fuels need a good supply of .... rockets often carry liquid....
January 13, 2010

chemistry
How many milliliters of 0.155 M HCl are needed to neutralize completely 35.0 mL of 0.101 M Ba(OH)2 solution?
January 11, 2010

chemistry
How would you prepare 100.0 mL of 0.07500 M AgNO3 solution starting with pure solute?
January 11, 2010

chemistry
What mass of NaOH is required to precipitate all the Fe2+ ions from 50.0 mL of 0.200 M Fe(NO3)2 solution?
January 11, 2010

Advanced Biology
Which observation supports the statement that birds are reptilelike animals? a.) bird's front limbs usually do not have useful claws b.) bird's have only two legs c.) bird's feet are covered with scaly skin d.) birds generate their own body heat I think it's c.!
January 11, 2010

Advanced Biology
I figured it out. It's C. Thanks for the help!
January 11, 2010

Advanced Biology
If a bird has a hooked bill and sharp talons, it might be a(an): a.) water bird b.) ostrich c.) bird of prey d.) perching bird I think it's a.!
January 11, 2010

Advanced Biology
At the end of the Cambrian Period, fossil evidence indicated that: A.) a great adaptive radiation of amphibians occured B.) amphibian species reached their greatest number C.) most amphibian species became extinct d.) amphibians first appeared
January 11, 2010

Algebra 2
3x+40<=x^2
January 9, 2010

Trigonometry
Given sin x = 4/7 and cos x = negative square root of 33 over 7, find cot x. I think it's square root of 33 over 4!
January 9, 2010

Advanced Biology
The cells of cellular slime molds bear a resemblance to: a) flagellated cells b) diatoms c) ciliated cells d) dinoflagllates e) amoeboid cells I think it's b!
January 8, 2010

Math
How do you measure in metric units?
January 7, 2010

Trig
We started a new lesson on Monday on identities. Our test is tommorrow. I have no idea of what I'm doing! Can somebody help me study?
January 6, 2010

SCIENCE helppp!!
self=supporting
January 6, 2010

Trigonometry
Would #7 be Sin- 3 over square root of 73 Cos- 8 over square root of 73 Tan- -8/3 Csc- square root of 73 over 3 Cot- -3/8
January 5, 2010

Trigonometry
Use the trig Identities to find the other 5 trig functions. Problem 7.)Tan(90-x)=-3/8 8.)Csc x=-13/5 9.)Cot x=square root of 3 10.)Sin(90-x)=-.4563 11.)Sec(-x)=4 12.)Cos x=-.2351 I need HELP!
January 5, 2010

Civics
What are the benefits of congressional recording studios?
January 4, 2010

Civics
thanks!
January 4, 2010

Civics
What steps does the federal government take when attempting to control sensitive national security issues? Would it be that the government attempts to control information about national security by classifying information as secret and by limiting press coverage of military ...
January 4, 2010

civics
thanks!
January 4, 2010

civics
That's suppose to be staions(stattions).
January 4, 2010

civics
What government agency limits the number of radio and television sattions a single company can own? Would it be the Telecommunications Act?
January 4, 2010

Advanced Biology
Certain_________ block prokaryotic ribosomes, but not those of eukaryotes. Certain proteobacteria________ nitrogen. The earliest life form may have been a_________ that obtained energy from inorganic compounds. The answers to these fills in a crossword puzzle.
January 3, 2010

Advanced Biology
What is a monocot and a dicot plant? I have to do a project on my plant. It is a Spotted Chinese Evergreen. Thanks!
January 1, 2010

Calculus
Integrals: When we solve for area under a curve, we must consider when the curve is under the axis. We would have to split the integral using the zeros that intersect with the axis. Would this be for all integrals? What if we just want to "find the integral", without...
December 18, 2009

basics and tools of floral design
The most commonly used wiring method is?
December 16, 2009

Finite Math
Discuss the differences between the echelon method and the gauss-jordan method for solving matrix problems? What are the pros and cons of using a calculator or computer to do these calculations?
December 13, 2009

Civics
I need help writing a one-page report on the campaign decisions made by Bush and Kerry in relation to their successes and failures.
December 11, 2009

Math
How do I find the answer of 7(5.2)?
December 7, 2009

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