Thursday

October 27, 2016
Total # Posts: 86

**Physics**

What grade is this?

*October 5, 2016*

**Algebra 1 Honors **

Which of the following statements best describes the effect of replacing the graph of f(x) with the graph of f(x) − 5? The graph shifts 5 units up. The graph shifts 5 units down. The graph shifts 5 units left. The graph shifts 5 units right. Is the answer B??

*October 5, 2016*

**Science**

Are you asking if that is true?

*October 5, 2016*

**Statistics **

The events A and B are such that P(A\B)=0.4, P(B\A)=0.25 and P(A n B)=0.12 compute the following; 1. P(A) and p(B) 2. P(A n B') and P(A' n B) 3.P(A u B)and P[(A u B)']

*September 28, 2016*

**Business maths**

a dealer makes a profit of 25% when he sells a shirt at a discount of 30%. if the profit is 91, find the marked price of this shirt.

*September 17, 2016*

**statistics**

Select the TWO options that are TRUE statements about two-sample t-tests. Select one or more: The same formula is used for the ESE (estimated standard error) in the two-sample t-test with a common variance and the two-sample t-test with unequal variances. A researcher has ...

*August 23, 2016*

**statistics**

Select the TWO options that are TRUE statements about two-sample t-tests. Select one or more: The same formula is used for the ESE (estimated standard error) in the two-sample t-test with a common variance and the two-sample t-test with unequal variances. A researcher has ...

*August 21, 2016*

**Math**

Data were collected, using a sample survey, on the inhabitants of a British town. Among other things, the respondents were asked their age and their satisfaction with the shopping opportunities in the local high street. These data were used to construct a contingency table, ...

*August 21, 2016*

**English**

Rony would rather that zahid had not lived in the room where the former studies.. correct the sentence

*July 19, 2016*

**math**

Solve the system of equations algebraically. Show all your steps. y=x^2+2x y=3x+20 Can someone pease help me? I don't think I'm right. Would it be x=-4, y=8 Then, x=5,y=35??

*April 12, 2016*

**History**

Is the first one C then?

*April 11, 2016*

**History **

Pls check my answers.. The Northwest Ordinance established all of the following, except.. A. Rules for territories to become states B. Denying slavery to new states formed from the territory C. Preventing new states from entering the US D. The right to education< my answer ...

*April 11, 2016*

** broward college**

collagen vascular disease ,affect the protein collagen ,the main component of collagen fibers. predict the possible consequence of defective collagen fibers on specific organs and tissues how would effect of collagen vascular disease that affected only the collagen in ...

*February 23, 2016*

**chemistry**

assuming in the titration of NaCl and AgNO3, a student erroneously carried it out at a low PH,what effect will it be on the result. explain with an ionic equation

*February 16, 2016*

**Social Studies**

Reed the link you gave me it says it doesn't work :(

*March 2, 2015*

**Social Studies**

I have 2 questions... 1) Why did most merchants not travel the entire distance from China to the Middle East to trade their goods? A. difficult terrain B. taxes C. language barriers D. all of the above I think it is D 2) Which of these were received by Chinese merchants when ...

*March 2, 2015*

**English **

Explain why the setting depicted in the V for Vendetta trailer is a dystopia. Use specific examples in your explanation. This is what I have so far not sure if it is correct. A dystopia is an imagined place or state in which everything is unpleasant or an environmentally ...

*August 9, 2014*

**English**

This is what I have so far not sure if it is correct. A dystopia is an imagined place or state in which everything is unpleasant or an environmentally degraded. The V for Vendetta trailer is a dystopia because the poverty and the fascist dictatorship ruling a dystopian United ...

*August 8, 2014*

**English**

Explain why the setting depicted in the V for Vendetta trailer is a dystopia. Use specific examples in your explanation.

*August 8, 2014*

**Biology **

Okay my question has to do with a pedigree shown in an illustration. Since I can't show the illustration I'll do my best to describe it: There's a mother and a father and they have 4 kids: 2 boys, 2 girls. Circles represent females and squares males. A darkened ...

*May 16, 2014*

**Biology **

Proteins are manufactured through the "blueprints" found on DNA. After they are translated, they are moved through a system of internal membranes before being distributed throughout the rest of the cell. At some point in the process, they are modified to their ...

*May 16, 2014*

**applied logic, math**

writing a program using loop structure, need the equation to produce all even numbers from 2-100 to print out each time I go through the loop

*October 17, 2013*

**math**

i solve it and get 3 answer but in the back of the book, it ony gave 2 answer.

*September 12, 2013*

**math**

cosx sinx -sinx=0

*September 12, 2013*

**English**

Sort words by long vowels sound. 1date 2 fine 3 rose 4 lake 5 life 6home 7safe 8 rice 9 globe 10 plane

*September 10, 2013*

**Math**

Use the number tiles below to fill in the addition equation to create the largest possible sum . 372 8

*September 9, 2013*

**Physics**

A weight of 40 N is suspended from a spring that has a constant of 200 N/m the system is subjected to a harmonic driving force of frequency 10.5 hz resulting in a forced- motion amplitude of 3 cm determine the max value of the driving force

*August 6, 2013*

**science**

how do we know that there are 100 trillion cells in our body i mean who count them or is there any activity behind?

*May 24, 2013*

**Psychology**

I'm doing the classic experiment on "reaction time: male vs. female. " The test involve dropping a ruler and see where the subject catches it. The problem is that If i was the one to drop the ruler, depend on the subject being male or female, it would influence ...

*April 14, 2013*

**psychology**

It's for a psychology experiment, i'm comparing the reaction times of people to the number of hours of sleep they get per night on average. Please give me some ideas on how to carry out this experiment. For example, like what will be a good way to select subjects, just...

*March 25, 2013*

**psychology**

What do you think about my method? Please give me your suggestions. Thank you!!!

*March 25, 2013*

**psychology**

For the samples, i was thinking about recruiting 10 females age range from 19-25. Yes, i am pretty much will have a survey about general backgrounds, and number of hours of sleep on average per night. I will give the survey to the participants before testing the reaction time...

*March 25, 2013*

**psychology**

It's for a psychology experiment, i'm comparing the reaction times of people to the number of hours of sleep they get per night on average. Please give me some ideas on how to carry out this experiment. For example, like what will be a good way to select subjects, just...

*March 25, 2013*

**functions**

4m + 1, m + 1 and 10 - m are the first three terms of a geometric sequence. Find t4.

*January 2, 2013*

**Physics**

What happens after an elastic collision between a hydrogen atom at rest and a helium atom moving 150 m/s? Which direction will the particle move after the collision? Which particle will have a higher speed after the collision? What happens when a neutron moving at 150 m/s hits...

*November 28, 2012*

**Statistic**

experimental Placebo (n=100) (n=100) Mean BP 120.2(15.4) (131.4(18.9) Hypertentive(%) 14 22 side effect (%) 6 8 Trial involve 200 subject,rendomally receiving either medication or placebo. The data collected at the end of trialafter 6 week study. a) test if there is ...

*November 21, 2012*

**Physical Science**

A cylinder contains a gas with the pressure of 125kpa at a temp. of 200k. What is the temp. of the gas at a pressure of 100kpa?

*April 25, 2012*

**Physics**

A Ferris Wheel with a radius of 15 meter makes one complete rotation every 10 seconds.

*March 4, 2012*

**Physics**

Two vectors are at right angle to each other as shown. Find the resultant vector (the sum of the two vectors).

*March 4, 2012*

**Physics**

Calculate the gravitational force between two identical 100-kg masses separated by 1 m.

*March 4, 2012*

**Physics**

A ball is throwing downward with an initial velocity of 10 m/sec. If the final velocity is 20 m/s, what is the time?

*March 4, 2012*

**physics**

An American standard analog television picture (non-HDTV), also known as NTSC, is composed of approximately 485 horizontal lines of varying light intensity. Assume your ability to resolve the lines is limited only by the Rayleigh criterion, the pupils of your eyes are 4.80 mm ...

*February 24, 2012*

**physics**

Joe has a weight of 850 N (about 193 lb) when he is standing on the surface of the Earth. What would his weight (the gravitational force due to the Earth) be if he tripled his distance from the center of the Earth by flying in a spacecraft?

*February 22, 2012*

**Physics**

A car with a mass of 1380 kg is moving around a curve with a radius of 50 m at a constant speed of 25 m/s (about 56 MPH). (a) What is the centripetal acceleration of the car? 1 m/s2 (b) What is the magnitude of the force required to produce this centripetal acceleration? 2 N

*February 22, 2012*

**business math**

A videocassette manufacturer has determined that its weekly cost equation is C = 3000 + 10x, where x is the number of cassettes produced and sold each week. If cassettes are sold for $15 each to distributions, how many must be sold each week for the company to make a profit?

*February 21, 2012*

**Physics**

An upward force of 35 N is applied via a string to lift a ball with a mass of 2.1 kg. (a) What is the net force acting upon the ball? magnitude 1 N direction 2 ---Select--- upward downward (b) What is the acceleration of the ball? magnitude 3 m/s2 direction 4 ---Select--- ...

*February 20, 2012*

**Physics**

An upward force of 35 N is applied via a string to lift a ball with a mass of 2.1 kg. (a) What is the net force acting upon the ball? (b) What is the acceleration of the ball?

*February 20, 2012*

**physics**

30 is the change

*February 5, 2012*

**math **

write a set of data with this following description there are 7 numbers in the data set the minimum is 17 the range is 45 the median is 32 the mode is 41

*December 10, 2011*

**English**

which way is correct Tuesday November 1st, 2011 or Tuesday, November 1st, 2011?

*November 3, 2011*

**Spanish**

Thank you, I will try the dictionary step, I have never thought of it that way. You are so sweet, I hope you get paid for all you do on here!

*May 22, 2011*

**Spanish**

Last paragraph. I wasn't going to post it, but considering how atrocious my last two were... A fictional invitation with details about a party. Include: date, time, location/ apparel/ purpose of party/ gift ideas. Estamos teniendo una fiesta de cumpleaños sorpresa ...

*May 22, 2011*

**Spanish**

Last paragraph. I wasn't going to post it, but considering how atrocious my last two were... A fictional invitation with details about a party. Include: date, time, location/ apparel/ purpose of party/ gift ideas. Estamos teniendo una fiesta de cumpleaños sorpresa ...

*May 20, 2011*

**Spanish for Mina**

Wow, I did not think I had made that many errors.. need to work on my Spanish. I appreciate your time and effort on this! Very grateful. Thank you!!!!!

*May 17, 2011*

**Spanish**

No puedo ir a ningún lado, tengo que quedarme en casa y hacer las tareas. Tengo que trapeador, aspiradora, el polvo, lavar la ropa y lavar los platos. Mis padres no creo que puedo ayudar lo suficiente en la casa. No me importa pasar la aspiradora y lavar la ropa. No me ...

*May 17, 2011*

**Spanish**

Oh my, I am such a hassle..lol If you have not found it, here is the link to the Spanish post from yesterday: jiskha. com/display.cgi?id=1305589873

*May 17, 2011*

**Spanish**

I apologize for my previous question, the one with paragraphs in Spanish. I obviously have no idea what I'm doing. They make sense in English, but I'm having a hard time translating to Spanish. Thank you, Sra, for attempting to help. :] The first assignment is to write...

*May 17, 2011*

**Spanish**

Letters in Spanish about doing chores and restaurant review. I have revised these at least 5 times each and feel like I have messed up several times. Possible grammar fails :/ Please help? No puedo ir a ningún lado, tengo que quedarme en casa y hacer las tareas. Tengo ...

*May 16, 2011*

**physics**

Three point charges lie along a circle of radius r at angles of 30°, 150°, and 270° as shown in the figure below. Find a symbolic expression for the resultant electric field at the center of the circle.

*March 19, 2011*

**mete**

Three point charges lie along a circle of radius r at angles of 30°, 150°, and 270° as shown in the figure below. Find a symbolic expression for the resultant electric field at the center of the circle.

*March 19, 2011*

**bio**

You have a sample of NaCl that contains 100 mg/ml NaCl. You are trying to perform an reaction that requires 10ml of 20 mg/ml. Enter in the correct amount (in ml) of Stock NaCl solution you need to use to make 10ml of 20 mg/ml NaCl

*March 1, 2011*

**Chemistry**

At 1285°C, the equilibrium constant for the reaction Br2 (gas) <---> 2Br (gas) is Keq= 1.04 X 10^ -3 A 0.200-L vessel containing an equilibrium mixture of gases has 0.245 g. Br2 (gas) in it. What is the mass of Br (gas) in the vessel? What are the concentrations of ...

*January 3, 2011*

**algebra**

y = 1/4x can be written as y = 1/4x + 0 This is in slope-intercept form: y = mx+b, where m is the slope and b is the y-intercept. y = 1/4x + 0 The slope is 1/4 and the y-intercept is 0. Slope = rise/run

*December 7, 2010*

**algebra 1**

(-9-7)/16=-16/16= -1

*December 4, 2010*

**english**

my teacher ask me What recommendation does the calculator make for you? what that mean

*July 28, 2010*

**com 155**

how can i use five adverbs and five adjectives in senteses

*July 28, 2010*

**com 155**

Use at least five adverbs and five adjectives to write a brief review of a movie, sporting event, musical performance, or television show. · Bold each adverb. · Underline each adjective. · Compare the event to one or more similar events. When comparing, ...

*July 28, 2010*

**accounting**

Select a business in your community and observe its internal control over cash receipts and cash payments. The business could be a bank, bookstore, restaurant, department store, or other retailer. What are the strengths and weaknesses? What would you do to correct the ...

*April 23, 2010*

**OChem **

What's the purpose of "PREPARATION OF A SYNTHETIC PLANT HORMONE Adapted from "p-Chlorophenoxyacetic Acid – Preparation of a Synthetic Plant Hormone." thanks

*April 8, 2010*

**Mathematicas**

The 6 fourth-grade classes at Marathon Elementary School are having a kick-ball tournament. Each class must play each other one in the tournament. How many kick-ball games must be scheduled?

*April 5, 2010*

**Math**

I don't understand because you said 2/3 x 12/1 this is equal 8 but 1/2 dozen eggs are 6. Can you explain me? Thanks

*March 27, 2010*

**9th grade**

Factor y2 + 10z - 10y - yz.

*March 18, 2010*

**Biology**

How does an increased carbon dioxide concentration in the blood affect expiration and inspiration?

*March 17, 2010*

**Literature**

What influences the mood and tone of the play [in Romeo and Juliet]?

*March 15, 2010*

**Math**

You are playing a card gam e with a full deck of 52 cards. You win if you draw a red card that is a mltiple of 5. What are your chances of winning on your first draw? For me will be 4/52 . It's that correct?

*March 9, 2010*

**diagramming a sentence**

John Wycliffe taught at oxford university and translated the Bible into English

*January 14, 2010*

**math**

the biology club budgeted $200 for their pancake breakfast. each meal costs $1.50 to prepare. write an inequality that represents the number of meals that can be prepared without going over the budget.

*November 4, 2009*

**finance**

if you're paying a bill for the office which has 5%, 10 days stamped across it, how much would you write a check for if you were paying a $100 bill 6 days from the date of invoice?a.$90, b.$100, c.$95, d.$105

*November 2, 2009*

**Cost Accounting**

do you have any idea?

*June 27, 2009*

**q, w, and DU**

mina q=-256 J w=-1398 J DU=-1654 J

*June 12, 2009*

**Algebra**

i don't know what to do

*November 12, 2008*

**Math**

jack has 3/4 of a dollar. Maxwell has 1/10 of a dollar. Do they have more or less than $1.oo in all?

*October 17, 2008*

**Calculus**

solve second-order initial value problem y"(x)= x e^-2x y'(0)= 0 y(0)= 0

*May 15, 2008*

**Calculus**

Solve the first-order initial value problem using half angle formulas {y'(x)= 1 + sin^2 x y (0)= -7

*May 14, 2008*

**math**

how do i expand and simplify (2x+5) (3x-4)

*April 14, 2008*

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