Thursday

July 30, 2015

July 30, 2015

Total # Posts: 2,259

**science**

a cell membrane protects the interior contents present in the cell from spilling out into the external environment. it also protects the cell from harmful substances present in the external environment from entering into the cell!
*November 17, 2008*

**10th grade**

I really need help with this homework.Its like this:f(x)=x-1/2 g(x)=x+2/3
*November 17, 2008*

**arithmetic**

please help me cuze i think that its hard homework.
*November 17, 2008*

**arithmetic**

please,can you help me with this? f(x)=x-1/2 g(x)=x+2/3
*November 17, 2008*

**medical coding and billing**

I am also doing this paper and I am also having a really hard time as well!!
*November 15, 2008*

**french(MME! M'AIDER!)**

comment dit-on: Italian Filipino Indian et European? so she is italian would be: elle est ...? merci!!!!
*November 13, 2008*

**Biology**

is it the nucleus?
*November 11, 2008*

**french**

Mme: Michael(Michel!) is 4 months old. Comment dit-on ".. is four months old"? (that's why he likes to barf everywhere) I am in French 1B, so next year when I'm a freshman, I can go right into French 2. (7th grade=1A, 8th grade=1B =French 1)
*November 11, 2008*

**french**

Michael(Michel!) is 4 months old. Comment dit-on ".. is four months old"? (that's why he likes to barf everywhere) I am in French 1B, so next year when I'm a freshman, I can go right into French 2. (7th grade=1A, 8th grade=1B =French 1)
*November 10, 2008*

**french**

pouvez-vous m'aider avec mon paragraghe? La famille d'Amanda J'ai plus personnes en ma famille. Ma mère s'appelle Emilie. Elle est très sympa. Mon père s'appelle Rodney. Il est fort. J'ai deux frères. Mon frère Aaron ...
*November 10, 2008*

**french**

in french, do they use the inversion form of questions a lot? comme "I miss you" est "Tu me manques" ne pas "Je te manques"?
*November 9, 2008*

**math**

2 times the cube root of radical 3. plus the cube root of radical 4.
*November 8, 2008*

**french**

Q'est-ce que veut dire "n'est-ce pas"?
*November 8, 2008*

**french**

merci! i understand all the other ways to ask a question, but why would you put "n'est-ce pas" at the end? or what does "n'est-ce pas" mean?
*November 8, 2008*

**french**

comment dit-on "donuts"? so "do you like donuts?" would be "tu aimes ....?" merci
*November 8, 2008*

**college- Linear Algebra**

Give example of two non-zero matrices A and B such that A^2=0, B^2=0 but AxB and BxA do not equal zero.
*November 6, 2008*

**Linear Algebra**

Give example of two non-zero matrices A and B such that A^2=0, B^2=0 but AxB and BxA do not equal zero.
*November 6, 2008*

**MATH**

I think it just means writ your equation as y= whatever...In your case it would be y=x+2-1 y=x+1
*November 6, 2008*

**french**

is this correct? Ashlee Simpson est la femme de Pete Wentz. Homer et Marge sont les parents de Maggie. Miley est la fille de Billy Ray. Kevin Jonas est le frere de Nick. would i use any forms of de (du, de la, de l', des) for any of these?
*November 6, 2008*

**french**

Merci Madame! Is it true that you know 19 languages?!
*November 5, 2008*

**french**

comment dit-on "Happy Halloween"?
*November 5, 2008*

**french**

are all of these nouns masculine?: musee cinema stade what are some other irregular nouns? when asked why it's this way by some of my classmates, my french teacher replied,"they just decided it to be that way when they were creating the french language!" is that ...
*November 5, 2008*

**french**

merci cynthia!!
*November 5, 2008*

**french**

merci pour clarifying the 24 hour clock time. what is the difference between "je voudrais" et "je veux"? do you know any good websites that are either translators or like grammar helpers?
*November 5, 2008*

**slope(using intercepts)**

a bamboo plant is growing 1 foot per day. when you first measure it, it is 4 feet tall. a. write an equation to describe the height y, in feet, of the bamboo plant x days after you measure it. would it be: x+y=4? b. what is the y intercept?
*November 5, 2008*

**slope(again)**

sorry, what's the decimal if the slope is 158/110? i don't have a scientific calculator
*November 2, 2008*

**french**

do you only use military time in formal and written french? what do i use for conversational french? like for 6:35 pm, would i say: six heures trente-cinq ou dix-huit heures trente-cinq? merci beaucoup!
*November 2, 2008*

**slope(algebra1)**

can a slope be 158/120? if there are multiple data points on a graph that aren't the same (ex: up 2 over 3), do i use the first and last points to find the slope?
*November 2, 2008*

**slope(algebra 1)**

i know that slope is rise over run, but how do i find the slope of a line with data points with a positive correlation that vary on the line? because there are points that the line doesn't go through. the data points represent number of heartbeats per second. what do i do?
*November 2, 2008*

**Math**

Write the ratio of 4 1/3 to 6 in simplest form. I am not sure how to do this can someone explain how?
*November 2, 2008*

**chemistry**

a)indium-115 has a half life of 4.5 hours. if you start with a 12.0-mg sample of indium-115, how much will remain after 13.5 hours? b)how much of a 3.50-mg smaple of nickel-63 will remain after 368 years? the half-life of nickel-63 is 92 years?
*October 31, 2008*

**psy**

I don't know if we are in the same school or even have the same textbook, but until I came to this site I could not get the gist of them material either. My text book is like reading stereo instructions.
*October 30, 2008*

**college-Linear Algebra**

Let V={f(x)=c0 + c1x + c2x2 : ç01 f(x)dx=1}. In other words, V is the set of all polynomials of degree 2 or less such that their integral from 0-1 is equal to 1. a)Show that the sum of two polynomials in V is not in V b)Show that an affine combination of two ...
*October 29, 2008*

**Linear Algebra**

Suppose A and B are non-zero matrices such that A^2=0 and B^3=0(But B^2 does not =0) find in simplst form: a)(A+B)^2 b)(A+B)^3 c)(A+B)^4 d)(A+B)^5 e)(A+B)^6
*October 29, 2008*

**Math**

Let V={f(x)=c0 + c1x + c2x2 : ç01 f(x)dx=1}. In other words, V is the set of all polynomials of degree 2 or less such that their integral from 0-1 is equal to 1. a)Show that the sum of two polynomials in V is not in V b)Show that an affine combination of two ...
*October 29, 2008*

**Math**

Suppose A and B are non-zero matrices such that A^2=0 and B^3=0(But B^2 does not =0) find in simplst form: a)(A+B)^2 b)(A+B)^3 c)(A+B)^4 d)(A+B)^5 e)(A+B)^6
*October 29, 2008*

**statistics**

A box of tickets averages out to 75 and the SD is 10. One hundred draws are made at random with replacement from this box. a)Find the chance that the average of the draws will be in the range 65 to 85. b)repeat for the range 74 to 76.
*October 27, 2008*

**Math**

When Tammy was 4, the ratio of Tammy's age to fer father's age was 1:7. What will the ratio of their ages be when Tammy's father is 48. If so what would it be in simplest form.
*October 27, 2008*

**grade seven**

A scale on a map is 1cm to 250km. What does this mean?
*October 27, 2008*

**7th grade**

At a certain time of day, a person's shadow is twice her height. What ratio describes this relationship? At this time of day, Gene's shadow measures 320cm. What is his height?
*October 27, 2008*

**math**

The ratio of height of an object in a photograph to the actal height is 1:100. The height of a statue in the photograph is 5cm. How tall is the statue?
*October 27, 2008*

**6th grade**

HOW DO YOU CHANGE AN IMPROPER FRACTION INTO A WHOLE OR MIXED NUMBER
*October 26, 2008*

**Math**

The ratio of seven dimes to three quarters. It wants me to write this ratio in simpliest form. I really need to understand how to do this. I have a few more like this that I have to do. Thank You
*October 25, 2008*

**Mnemonic Device**

Thanks!
*October 22, 2008*

**Mnemonic Device**

Can someone help me make a mnemonic device for the order of my scales? Here is the order... D G C F B flat E flat A flat D flat F sharp B E A
*October 22, 2008*

**6th grade**

well, you could always wear a togo. or something like that.
*October 19, 2008*

**biology, heart rate**

Exercise makes your hear pump faster increasing your heart rate.
*October 19, 2008*

**Thesis statement help**

I need help writing a thesis. Here are my topic sentences. Question: Analyze the concerns and goals of participants in teh Pilgrimage of Grace and of those who opposed the movement. 1. Participants in the Pilgrimage of Grace consisted of common people and men of status who ...
*October 16, 2008*

**Statistics**

the sum of the draws... basically the net gain
*October 15, 2008*

**Statistics**

Roll a die 100 times. the casino pays 2to 1. you have a 12 in 38 chance to win. the sum could be ___ give or take___
*October 15, 2008*

**Math**

Statistics. The following table gives the free throws attempted (FTA) and the free throws made (FTM) for the top five players in the NBA for a recent season. Calculate the free throw percentage for each player by writing the FTM over the FTA and converting this fraction to a ...
*October 14, 2008*

**biology 2**

what is kingdom fungi
*October 9, 2008*

**psychology**

try and look through your book
*October 9, 2008*

**English**

how the verb is acting
*October 9, 2008*

**statistics**

Suppose that in one week at a certain casino there are 25,000 independent plays at roulette. On each play, the gamblers stake $1 on red. Is the chance that the casino will win more than $1000 from these 25,000 plays closest to 2% 50% or 98% explain.
*October 7, 2008*

**statistics**

shouldn't the standard deviation be 1? i have all the info... i just don't know how to find the z score from the info that i have: avg= 2 SD= 1 sum= 200 SE= 10
*October 6, 2008*

**statistics**

One hundred draws will be made at random with replacement from the box 1, 1, 2, 2, 2, 4... The chance that the sum will be bigger than 250 is what percent?
*October 6, 2008*

**Cultural Diversity**

Thank you. I could not find anything on this when I googled it.
*October 3, 2008*

**Cultural Diversity**

What is the difference between Muslims and Arabs?
*October 3, 2008*

**math**

I got 12
*September 30, 2008*

**algebra scales**

the actual length of the dust mite is 0.3 mm. the length in the image is 21 mm. what is the scale of the image? i dont know what propotion to use!!
*September 24, 2008*

**scales in algebra**

the actual length of the dust mite is 0.3 mm. the length of the image is 21 mm. what is the scale of the drawing?
*September 24, 2008*

**statistics**

For the men age 18 and over the avg height was 69 inches with an SD of 3 inches and avg weight was 190 lbs with an SD of 42 pounds. the r value is around 0.41. Estimate the average weight of the men whose heights were 66in, 24 in, and 0in.
*September 23, 2008*

**math**

what are two whole numbers whose product is 1224 and whose sum is 70
*September 18, 2008*

**Science**

Which paint fades the quickest? (that's all info we have)
*September 15, 2008*

**Psychology**

Anyone know what the article "Night Pilot" is?? Its from a long time ago. Anyone know what its about??
*September 14, 2008*

**Psychology**

I need to find a historical person or a well-known person that is alive today who has a psychological disorder. I was wondering if I could get ideas on who to write about.
*September 13, 2008*

**government**

what is limited government?
*September 11, 2008*

**statistics**

A personality test is administered to a large group of subjects. Five scores are shown below, in original units and in standard units. Fill in the blanks. 79 64 52 72 _ 1.8 .8 _ _ -1.4
*September 11, 2008*

**algebra**

the cube root of the volume of a cube gives the length of one side of the cube. volume=343cm cubed a. find the side length of the cube shown b. find the area of each face of the cube i have no idea how to do this!
*September 7, 2008*

**civics today**

what powers dot the sate gov. adn the federal gov. share?
*September 7, 2008*

**Calculus - repost**

Find the derivative of F(x)= integral from -2 to x of sqrt(t^3+8)dt? My answer: sqrt(x^3+8)? Is this right?
*September 6, 2008*

**Calculus**

Find the derivative of F(x)= integral from -2 to x of sqrt(t^3+8)dt? My answer: sqrt(x^3+8)?
*September 6, 2008*

**math**

how many 2-point coupons and 5-point coupons does Noelani have?
*September 3, 2008*

**Ethnic Diversity**

HA ha ha, I am also an Axia student struggling to find the same answer. I think the instructors need to find some new material!
*September 2, 2008*

**intermediate algebra**

21r^5-14r^4 factor completly: the numbers after the ^ are exponents
*August 24, 2008*

**math**

-8+ -4- -9
*August 14, 2008*

**MICROBIOLOGY**

WHAT WOULD ALLOW A CANCER PATIENT TO DEVELOP A RESISTANCE TO SALMONELLA? THE PATIENT IS RECIEVEING A DRUG THAT INHIBUTS CELL DIVISION.
*August 9, 2008*

**Algebra**

I just wanted to verify the answer I came up with. Solve by the substitution method. 5x+2y=-31 x=-3-2y What is the solution of the system? y=2 x=-7 The ordered pair would be (-7,2)
*August 2, 2008*

**Math**

The length of a rectangle is fixed at 16 cm. What widths will make the perimeter greater than 88 cm?
*August 2, 2008*

**eth- need some info. please**

Hello, I need help finding two creditable sources about bilingualism in politics. Please help my essay is due today. Thank you!
*July 23, 2008*

**Law and Ethics**

Iam on 109 Research projecct and its kicking my butt..
*July 20, 2008*

**Law and Ethics**

thanks a lot, I am myself also having problems on how to do the citation. But I will need to figure it out.
*July 20, 2008*

**Law and Ethics**

i am also taking a course at Penn Foster, I am having such a difficult time in doing the research, can someone tell where can i get most of the info. thanks
*July 20, 2008*

**Law and Ethics**

Hi Stephanie, I am also taking the course at Penn Foster, and I am still searching for good information. good luck, i know the feeling on how hard this research paper is. If i find anything I will definitely share it.
*July 20, 2008*

**lines**

The line through (2,-3) and parallel to 2x+5y=3. The line through (2,-3) and perpendicular to 2x+5y=3. I just can't remember how to solve either of these kinds of problems and i can't find my notes on the subject.
*July 15, 2008*

**ap euro history**

1)what is meant by "western" "civilization"?what concepts are unigue aspects of the west? 2) what accounts for the different methods of dating time?
*July 8, 2008*

**history**

Usually if you try and sow you've done the research the teacher doesn't mark you down too much. aslong as you try and showed you made an effort.
*July 2, 2008*

**trig**

how would you verify this trig identity (1+cos(x) / 1-cos(x)) - (1-cos(x) / 1+cos(x)) = 4cot(x)csc(x) ? help please!
*June 25, 2008*

**Science**

So the moles of H2O is equal to the mols of HCl. Thanks
*June 24, 2008*

**Science**

The number of moles of H2O produced in reaction of 50ml 1.0 M HCl and 50mL 1.0 M Naoh
*June 24, 2008*

**Math**

Suppose you want to cover the backyard with decorative rock and plant some trees as the first phase of the project. You need 30 tons of rock to cover the area. If each ton cost $60 and each tree is $84, what is the maximum number of trees you can buy with a budget for rock and...
*June 21, 2008*

**English**

Question number 12 I think it is a subject
*June 14, 2008*

**Physics**

A 4.1-g bullet leaves the muzzle of a rifle with a speed of 300 m/s. What force (assumed constant) is exerted on the bullet while it is traveling down the 0.81-m-long barrel of the rifle?
*June 9, 2008*

**Math**

Simplify: 9z(sqrt8z)-3(sqrt2z^3) This is the only problem on my summer homework i can't figure out.
*June 8, 2008*

**Chemistry**

also written as 4-methyl-2-pentyne
*June 5, 2008*

**science**

what are the consequences of earthquakes? what are foreshocks and aftershocks how can you prepare for an earthquake?
*June 3, 2008*

**Science**

what is a seismograph and how does it work? what other methods do scientist use to measure earthquakes
*June 2, 2008*

**Science**

what causes earthquakes to occur?
*June 2, 2008*

**Science**

I need to find info. about earthquakes, such as what causes them..what are the consequences of earthquake..definition of earthquake...etc. Thank you
*May 30, 2008*