Thursday

July 24, 2014

July 24, 2014

Total # Posts: 1,311

**math**

Mr. Havel bought a car for $2400 and sold it for $2700. what was the percent of profit for Mr. Havel in selling the car?

**health**

for the health i get very good but my head alwas hrt so how do i do i don't know tell me why

**physics**

31^2+67^2=5186 sqrt(5186)=72.01388 ANSWER =72.01388

**science**

How does the portuguese man of war contribute to science?

**religious education**

please could someone help me answer this question - can science prove that God does exist? thankyou

**Math**

Thanks!

**Math**

I need help with an inverse function. If f(x)=3-x, I find the inverse function to be: x=3-y which is the same as y=3-x, same as the original. How can this be?

**physics**

A worker exerts a 140 N horizontal force on a 41 kg crate. The crate's acceleration across a level floor is 0.90 m/s2. Find the frictional force that the floor exerts on the crate.

**physics**

Suppose David Ortiz hits a home run which travels 361. feet (110. m). Assuming it left the bat at 50.°, how fast was it hit?

**psychology**

1)When conditioning takes place, behavior is associated with? a. ideas b. stimuli, consequences, or both c. events in the environment d. both b and c are answers. my first answer was b but this was wrong. Is the correct answer d? 2) In classical conditioning, the main associat...

**Psychology**

1) The type of learning that involves reasoning, problem solving, language, memory, association of ideas, and other mental processes is Cognitive learning. Is this correct? 2) When you are figuring out how to memorize information for your college tests, you are engaging in Soc...

**physics**

answer.a car of mass 2000kg,increases its velocity from 10to 40 m\sec in time interval of 2 sec. calclate the force?

**science**

what are the chemical properties of scandium

**writing**

I'm writing an essay about a book I read, and I need to make a personal connection with a character that is conceited, brave, and strong. Could someone give some examples of personal connections?

**cathedral**

How do you figure out the space and volume ratio cube

**Physics**

if an obejct has an horizontal acceleration of -0.51 m/s squared and vertical acceleration of -7.683 m/s squared, what is the resultant acceleration?

**Accounting**

Do you help with accounting homework?

**Physics**

An object traveling at 5.0 m/s East has a mass of 6.0 kg. What is the magnitude of the object's momentum? I am not sure what the formula is for this one!

**science**

Do you think it would have been possible to know that living things are made up of cells without microscopes? Explain your thinking.

**Gen 105**

How can you use study techniques recommended for your personality type and strongest intelligence(s)to function best in distance learning enviroment

**Economics**

Is the Board of Governors influenced by Political Consideration?

**Math**

(4 x 1/2 + .87 + 17/16 + 22a -7.64 x 0.19 x 0 -1.87 + 3.1416) / 13

**math**

(6/7 x 4p + 3/4 - 8/19) (5p - 9x .88 x 0 /4) x 10%

**math**

(4 x 1/2 + .87 + 17/16 = 22a -7.64 x 0.19 x 0 -1.87 + 3.1416) / 13

**Algebra**

how to rewrite the expression using the inverse operation?

**english**

what are a list of Adverbs

**algebra**

Moon - 240000 mi Jupiter - 391000000. The space vehicle would take how many days to reach Jupiter? Saturday,

**Math**

Select the set of equations that represents the following situation: The sum of two numbers is 38, and their difference is twenty-six more than the smaller number. What are the two numbers?

**algebra**

How do you set this up as an equation? There is a total of 1600 cups and bowls. cups cost 1.90 and bowls cost 2.85. how many of each do you have if the bill was 3430.00. and that includes 105.00 saucer.

**Math**

I have $100.00 dollars to spend to buy 100 animals. Cows cost $50.00 each, sheep cost $3.00 each, pigs cost $2.00 each and chicks cost $0.10 each. How many of each do I need to buy to spend $100.00 dollars and have 100 aninals?

**statistics**

you are constructing a 95% confidence interval using the information: n = 50, xbar = 54.3, s = 2.1 and E = 0.65. What is the value of the middle of the interval?

**Environmental Science**

Stop looking to outside sources to do your school work you retard...figure it out for yourself

**penn foster**

explain how evalution and management e/m codes are grouped

**Literature**

The book Dracula can be substituted for which book read by the creature in the novel Frankenstein? Paradise Lost Ruins of Empires Plutarch's Lives Sorrows of Werter I think maybe Ruins of Empires but I am really not sure. The assignment is to substitute the reading materia...

**Marine science**

Why is it beneficial that many predatory fish have larval and juvenile stages that feed at a low trophic level, while the adults feed at a tertiary or quaternary trophic level? My answer was that the larval and juvenile stages would get more energy but my teacher said that thi...

**Literature**

I also need to find four different works that could be used to substitute the four that the creature read in the novel Franenstein which would change the creature. Does anybody know any websites that I could use to help me because I have no idea books to pick?

**Literature**

I need to know the four works that the creature in the novel Frankenstein read! Paradise Lost, Plutarch's Lives and Sorrows of Werter. I cannot remember what the last one is!!

**Marine science**

How has the Galapagos Tortoise changed or adapted over time?

**marine science**

How long has the Galapagos Tortoise been in existence?

**Math**

use the given zero to find all the zeros of the function. f(x) = x^3 + x^2 + 9x + 9 r = 3i I do not understand this!!

**Math**

Solve: (3-2) - (2-3)

**Math**

Find all the zeros of the function and write the polynomial as a product of linear factors. g(x)=x^5 - 8x^4 + 28x^3 - 56x^2 + 64x - 32 The zero I found so far is 2. I am confused on how to find the rest.

**Math**

Find a polynomial function with integer coefficients that has the given zeros. 0,0,4,1+i Please explain!! I am very confused.

**english**

A B C D

**english**

I just need help on this passage... To be a King, and wear a Crown, is a thing more glorious to them that see it, than it is pleasant to them that bear it: for my self, I never was so much enticed with the glorious name of a King, or the royal authority of a Queen, as delighte...

**math**

Find all the zeros of the function. f(x) = x^3 + 11x^2 + 39x + 29 I found one of the zeros = -1 but I am confused on how to find the other two.

**math**

Find all the zeros of the function. t^3 - 3t^2 - 15t + 125 Please explain. I am very confused on how to do this!!

**Physics**

I had to graph the following data and find the slope: Normal Force: Frictional Force: 0 0 2.0 0.6 6.0 1.8 9.0 2.7 10.0 3.0 The slope was 0.30. The question that I am confused on is what does this graph's slope represent?

**math**

Perform the operation and write the result in standard form. 1 + i over i - 3 over 4 - i Do I have to multiply top and bottom by i?

**math**

Perform the operation and write the result in standard form. 8 + 20i over 2i Please explain, I am very confused!!

**Science**

Crustaceans grow by doing what?

**English**

"Disguise" is stressed on the second syllable, not the first. (Don't know if this helps.)

**physics**

(Let me try to post that better, this site blocks URLs. "tinyurl" "." "com" "/oexysh")

**physics**

tinyurl (com) /oexysh (Do the same for the other terms.)

**physics**

F=MA=M*(v2-v1)/T where M=.15kg, v1=-36m/s, v2=45m/s, and T=.002s F=(.15Kg)*(45m/s-(-36m/s))/(.002s) F=(.15Kg)*(81m/s)/(.002s) F=(12.15Kgm/s)/(.002s) F=(6075Kgm/s^2) F=6075N

**Chemistry**

I got stuck.

**Chemistry**

You have a badly tarnished silver teapot. The tarnish is a result of the silver metal reacting with the oxygen in the air according to 4Ag(s) + O2(g) = 2Ag2O(s), Delta H = -62.2 kJ/mol You carefully clean the teapot and then, out of curiosity, you weigh it. The teapot has a ma...

**physics**

thunder is heard 4.5 seconds after the flash of lightning is seen. How far away was the lightning flash and how long did it take for the light to reach him?

**physics**

so would it be (Iw^2)/(mv^2)?

**physics**

A projectile of mass m moves to the right with a speed vi. The projectile strikes and sticks to the end of a stationary rod of mass M, of length d, that is pivoted about a frictionless axle through its center. (a) Find the angular speed of the system right after the collision....

**math**

find the interval of convergence of the sum of ((x^1/2)/2 - 1)^k from k = 0 to infinity and within this interval find the sum of the series as a function of x. I know the interval is 0 < x < 16 but how do I get the sum?

**math**

thanks! i just found it in my notes too

**math**

what is the derivative of 2^x? I know that it's something with ln but I can't find it in my notes

**Chemistry**

Calculate the solubility of silver chloride in a solution that is 0.140 M in NH3.

**English**

where can I find a website for idioms tat are hard to find. An example is acts like a hotdog or full of soup.

**maths**

3 4 7 8 9 find the product of the smallest number

**Business Law**

one o the larger problems in doing business over the web is assuring electronic signatures. What are a few ways e-signatures might be more reliably authenticated?

**Business Law**

If all requirments of a negotiable instrument have been met except delivery. can/should payment depend solely on delivery? If so/not why?

**calculus**

evaluate the indefinite interval: x sec^(2)(9x) dx i know u=x du=dx dv=sec^(2)(9x) and v = 1/9tan9x....but i dont know where to go from there much help is appreciated

**8th Grade Algebra- Answer Check**

a times a + b times b =11 and a times b =3 what does a and b equals

**Math**

Can someone help me with this: Descibe how to construct a histogram for a set of data and Describe how to construct a box plot for a set of data

**Math**

bm,jnnnnnnnnnnnn

**Math (PLEASE HELP!!)**

Hiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

**Math (PLEASE HELP!!)**

Mjdkkkkkkkkkksfjvv

**business law**

true or false A grantor of a life estate in real property maintains a reversion estate.

**business law**

the person who holds a life estate in real property can sell absolute ownership or pass it on to his heirs. true or false

**biology**

A slice of pizza has 500 kcal. If we could burn the pizza and use all the heat to warm a 50–L container of cold water, what would be the approximate increase in the temperature of the water?

**Math**

Solve: x^2 + 30 + 5x + 24 = 90

**Biology**

All known proteins in cells adopt a single stable conformation because (a) any chain of amino acids can fold up into only one stable conformation. (b) protein chains that can adopt several different conformations have been weeded out by natural selection. (c) chaperone protein...

**Biology**

You wish to produce a human enzyme, protein A, by introducing its gene into bacteria.The genetically engineered bacteria make large amounts of protein A, but it is in the form of an insoluble aggregate with no enzymatic activity. Which of the following procedures might help yo...

**math**

In y=mx+b, the y-intercept is given by the value of m. True or False

**adult education**

these are the ones I have correct 2-d,4-d, 5-d, 7-a, 8-b, 9-c, 11-c, 12-c, 14-d,18-a ant the rst were all wrong, please HELP me this class is confusing me

**adult education**

your answers were very inaccurate and wrong. I scored 50% only, I will look up corrections and actually HELP others not hinder there studies for furthure educatio. If you dont know then try to keep to yourself from now on. Thanks

**adult education**

cant figure out # 1-3-6 and7- please help

**chem9th**

okay i have 6 things 2 look 4 to c if a chem reaction 'goes' they r -ppt -color change -change in heat -gas released -light given off -water formes what is the 7th 1?

**Algebra**

I am supposed to divide (x^3+6x^2-20) by x^2+2, using long division. I know it's very difficult to type long division on the computer, but if you would be able to give me the answer, and I'd work backwords, that would be great, or a simple explanation.

**chemistry**

Draw a lewis structure for BrO4- in which all atoms have the lowest formal changes. Indicate the values of nonzero formal charges and include lonepair electrons.

**math**

what did they call the duck who became a test pilot

**Calculus**

Washer Method: y=x^3, y=1 ,x=2 aroud the Y axis

**Calculus**

nm

**physics**

3.4 N

**Economics**

i dont know any of these but the answers would help me to study for my final exam. does anyone know the answers?

**Economics**

i dont know any of these but the answers would help me to study for my final exam. does anyone know the answers?

**6th grade**

What is the Buddhist concept of the self/

**Calculus**

differentiate y = (x + 2) / (x^3 + x - 2)

**Math**

Neither. You know that lines are parallel if they have the same slope, and perp, if the slope is the negative inverse. The slope is the inverse, but it is still positive. So neither.

**math**

I said it in the reverse order. I'm sorry for the confusion. You SHOULD divide (3 1/2)/(4 3/8), not (4 3/8)/(3 1/2).

**math**

Your error is that you keep trying to divide (3 1/2)/(4 3/8). When you should do it the other way. (4 3/8)/(3 1/2) You should get 4/5.

**pre algebra**

First-Distribute: 8(n-1)= 8xn-8(1)= 8n-8. Now, subtract 10n so you have -2n-8

**Physics**

Stuck again. The paper just says that the position of an object is given by s(t)=t^3. When T=5sec find A. Position B. Velocity C. Acceleration I'm trying to use the "position equation" which is s=1/2 a t^2 = Vot However, what do I solve the equation for? It seems...

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