Monday

March 30, 2015

March 30, 2015

Number of results: 103,127

**help plz**

some1 help wit my current post plz;)
*April 2, 2010 by catherine*

**science**

i nd some1 to tel me some neutral subtances plz help me!
*September 16, 2007 by meeeeeeeeeeeee!!!*

**help plz**

Which word is a synonym of the word evolve? a}recession b}decline c}progress d}retrogression p.s.ive been working on this same question for 1 month todaysthe last day i have can some1 plz just give me the answer plzzz lol btw:who likes boxing?0_o
*April 14, 2010 by justin*

**Math - Alegbra 2 some1 plz help?**

in a certain math class, each student has a text book, every 2 students share a book of tables, every 3 students share a problem book, and every 4 students share a mathematics dictionary. If the total number of books is 75.. how many students are in a class? how many students ...
*December 2, 2006 by Agnes*

**Math ....urgent help**

i just dont get this elimination method ..... plz help me plz.....teach me how to keep the x and y in a parallel line. and which number to multiply.....plz help -5x-4y=-11 10x=-6-y help me plz......
*January 7, 2009 by vero*

**LIVING ENVIRONMENT**

the ability to grow in size is a characteristic of living organism .Although an icicle may grow in size over time,it is considered nonliving because there is 1)an incerase in matter ,but no increase in the number of icicle. 2)an interaction between the icicle and the ...
*February 12, 2013 by tania sharmin*

**I NEED HELP!!:(!!!! HELP ME PLZ!!**

I GOT A FEW QUESTIONS SO what is a cell part that has the funcion of a gel-like material inside cells... and what releases energy into the cell.?? plz plz plz plz HELP!!!
*October 20, 2009 by i really need help!!*

**Calculus some1 plz!!!!**

A plane flies horizontally at an altitude of 5 km and passes directly over a tracking telescope on the ground. When the angle of elevation is π/3, this angle is decreasing at a rate of π/4 rad/min. How fast is the plane traveling at that time? (Round your answer to ...
*March 14, 2011 by yolana*

**math**

the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz
*May 30, 2012 by parul*

**math**

the volume of a rectangular solid is given by expressions given below.in each case find the dimentions of the solid. a)15x^2-51x+18. b)x^3+13x^2+32x+20. c)x^2-5x/2-3/2. d)x^4+x^3-x-1 plz everyone help me out.till 2 o'clock...plz plz plz
*May 30, 2012 by PLZ HELP ME NOW...*

**physics**

A 248-kg crate rests on a surface that is inclined above the horizontal at an angle of 19.5°. A horizontal force (magnitude = 537 N and parallel to the ground, not the incline) is required to start the crate moving down the incline. What is the coefficient of static friction ...
*November 9, 2011 by Jul*

**biology**

a boy inherits genes for tallness,but his growth is limited as a result of poor nitrition. this is an example of 1)an inherited disorder. 2)environmental influence on gene expression . 3)expression of a hidden trait 4)a characterstic controlled by more than one pair of genes. ...
*February 8, 2013 by tania sharmin*

**Physics**

1.The mass of a string is , and it is stretched so that the tension in it is 180 N. A transverse wave traveling on this string has a frequency of 260 Hz and a wavelength of 0.60 m. What is the length of the string? 2.A rocket engine emits of sound energy every second. The ...
*December 6, 2006 by Jena*

**Tips Plz**

Can you plz tell me some studying tips for math. How can i study math? is not like the other subject that i can just read through and memorize it. Math is hard to study because i know know how to study math when i have a upcoming test. Plz give me tips on how to study math and...
*December 16, 2014 by Laura ♥*

**math**

A water balloon is shot into the air so that its height h, in metres, after t seconds is h = —4.9t^2 + 27t + 2.4 a)How high is the balloon after 1 s? b)For how long is the balloon more than 30 m high? c)What is the maximum height reached by the balloon? d)When will the balloon...
*January 23, 2009 by gagan*

**physics**

1.The mass of a string is , and it is stretched so that the tension in it is 180 N. A transverse wave traveling on this string has a frequency of 260 Hz and a wavelength of 0.60 m. What is the length of the string? 2.A rocket engine emits of sound energy every second. The ...
*December 7, 2006 by Jena*

**pscychology**

Could someone pretty plz plz plz help me...What are the 2 biggest parts of the human brain??
*March 11, 2009 by Logan:)*

**math**

i need help factoring this 4x squared + 80x - 276 = 0 i think i have to divide by 4 or something but i cnat get it some1 please help me
*November 26, 2007 by Ronny*

**SCIENCE!!--ANONYMOUS PLEASE ANSWER MY QUESTION!**

plz answer the question we were talking about plz plz. Go back to the problem. I got 184 but the worksheet answer says 136 which is correct?? plz help!! thx
*September 13, 2010 by Happy Face*

**physics!! plz answer me!**

A 0.15 kg baseball moving at +26 m/s is slowed to a stop by a catcher who exerts a constant force of -390 N. How long does it take this force to stop the ball? How far does the ball travel before stopping? plz plz plz help!!
*December 10, 2007 by julia*

**chem/some1 check my work plz.**

nitrogen gas contained in a cylinder with a volume of 5.0x10^2 mL @ a temp of 30C and pressure of 710 torr. The gas is then compresse to a volume of 25mL and the temp. is reaised to 820C. what is the new pressure of the nitrogen gas?? Pf=p1*v1*t1/Tf*Vf P=(700torr)(5.02x10^2mL...
*November 16, 2010 by julia*

**math **

in the given figure,QRSis a straight angle.If a=2c,c=2b,b=d/3,what is the value of d?plz help me plz
*February 14, 2013 by tania sharmin*

**health**

how much dose smoking cost Ontario canada taxoayers because of health care? plz awnser asap! Your exact answer is at the following site page: http://72.14.253.104/search?q=cache:PFmJA0Kt4-EJ:councilarchive.region.halton.on.ca/cdm/cdm/rphs/rp2000/aghs0900/mo3400.pdf+%22smoking+...
*December 7, 2006 by sam*

**Math**

Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.
*January 13, 2013 by Abhishek*

**Math**

Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.
*January 13, 2013 by Abhishek*

**Math**

Plz cud sombdy show me long division method of x^4/(x-1)(x^2+1)???? Plz note (x-1)(x^2+1) is in the denominator.
*January 13, 2013 by Abhishek*

**math need help plz**

1/3+(-5/6)+(-1/2) can u help me solve this plz by using steps. thank u
*August 24, 2009 by scooby91320002*

**chem**

stilll didnt get it .. .. can u plz explain in detail ... how did u get the answer.. plz plz plz plz plzp l zp thnks Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj/mol S=O = 523 kj/mol Use average bond enthalpies ...
*November 12, 2008 by DR BOOBB Plz HELP*

**math**

find the eqt. of the tangent to the curves at (1,2). y^3+y^3=9(xy-1) [ans: y=5x-5] could some1 show me the calculation work bcus my ans is y=(6x+4)/5.
*July 21, 2011 by lily*

**math **

Ms.plz i have school tomorrow plz.its my H.W.
*February 14, 2013 by tania sharmin*

**Ms.Sue (ONLY)**

can you plz help me in science? PLZ HELP ME! YOU HELP ALL THE TIME! *begs* plz help! i am my knees!!!!! (really i am!) its called "science 8th grade"
*March 7, 2012 by sammie doodles :-)*

**grade 10 history**

I have a SUPER HUGE project due called National History day and need lots of help with it, plz plz plz help!!!!!
*January 20, 2013 by Macy*

**Plz,plz help!**

Can you help me write: real-world scenario in which you would write an inequality rather than an equation? Plz, I really need help! :D
*January 21, 2014 by Princess Anna*

**MATH MID TERM TOMM PPL PLZ HELP**

how do u draw an asymtote ? diff btwn set and interval notation? and example plz
*April 15, 2010 by forki*

**Math**

F(x)=x^2-2x-3 plz help me slove this ? HELP ME I DO NOT UNDERSTAND THIS HELP ME PLZ
*April 26, 2014 by DYLAN*

**will some1 reed bellow post**

see above
*January 6, 2009 by mike*

**math**

lily left house at 11.43 am and travelled to town, a distance of 31km. She arrived there at 12.09pm. What was the average speed in km/h and m/s.[ans:71.54 km/h & 19.87 m/s] my answer is ~31/1.1=28.18 km/h ~31000/3960=7.83 m/s can some1 show me the calculation if im wrong.
*July 22, 2011 by susan*

**Alegbra (math)**

3{[4(n-4)+16]-[3(5n-3)+5]}
*September 11, 2009 by scooby9132002*

**Physics plz **

Do any teacher here have an email plz becouse I want to send some pictures for question ,,, physics plz or how can I attach picture here ????
*June 12, 2013 by Maryam*

**chem/some1 check my work plz.**

2NH3(g)+3CuO(s)=N2(g)+3Cu(s)+3H2O(g) if 18.1grams of ammonia reacts with 90.4 grams of copper(II) oxide, which is the limitting reagent?? what is the theorectical yield of nitrogen gasd? if 8.52 g of N2 are formed, what is the % yield of nitrogn gas?? please check if is ...
*November 16, 2010 by julia*

**Math PLZ help gtg to bed i need right NOW!!**

What is the answer to 10 5/12 divided by 1 3/5???????? plz help me i have to go to bed like in 1 min. thanx
*October 30, 2008 by Emily*

**Math**

Least to greatest Plz help me ....o.o101-0.100-0.110-0.0011 Plz help me to find a least to greTesT.
*October 20, 2011 by Hiba*

**math**

Tim wants his mean (average) quiz score in history class to be 90. His first 3 quiz scores were 86, 92, and 94. What score should he make on the 4th quiz in order to have a mean (average) quiz score of exactly 90? I really need the answer ! PLZ PLZ PLZ ! cant figure it outtt...
*June 2, 2012 by felicia*

**math plz**

Write the following as a number: three billion, fifty three thousand, twenty one dollars. (plz answer this)
*February 7, 2010 by suvi*

**History**

I need 2 write a paper on the Renaissance but i don't know what to put in my outline. can some1 give me an example,please? thank you.
*October 14, 2008 by Ian*

**english**

what sound does wood make i fire? how to describe it in an effective way? pls some1 helps :)
*January 17, 2010 by Violetta*

**math**

side of the cube increasing at rate of 6 cm/s. find the rate of increase of the volume when the length of a side is 9 cm.[ans 1458cm^3/s] my answer: ~729x6=4374cm^3/s i need some1 show me the calculation if im wrong.
*July 22, 2011 by susan*

**math help!**

(2-√2)/(3+√2) can you plz tell me how to solve it? plz hurry up
*January 25, 2013 by Riana*

**chem/some1 check my work plz.**

air bags actived when a severe impact causes a steel ball to compress a spring and electrically ignite a detonator cap. this causes NaN3 to decompose explosively according to the following reaction: 2NaN3(s)=2Na(s)+3N2(g) what mas of NaN3 must be reacted to inflate an air bag ...
*November 16, 2010 by julia*

**bio check plz plz plz**

in human (2n=46) mitosis result 2 cell with 23 chromoses and meosis result in (n=23) 4 cell with 46 chromoses... is this statment true ? please help me ....
*November 28, 2011 by hiba*

**Math plz................help plz....**

the exact average of a set of six test scores is 92. five of these scores are 90 98 96 94 and 85. what is the other test score?
*September 11, 2008 by Pari*

**math- alegbra**

simpilfy the expression: [4x7]4 four and severn are the exponents
*February 4, 2010 by CHloe*

**math- alegbra**

simpilfy the expression: [4x7]4 four and severn are the exponents
*February 4, 2010 by CHloe*

**math - alegbra 1**

have 5 problems they are simplifying and write standard form #1 (5c-9)(5c+1)
*September 12, 2012 by Bo*

**Urgent Chem help plz**

is answer +103 KJ.. plz chk Plz explain in detail.... i tried to search on internet but i am confused with co-efficents.. how to set up the equaiton .. plz help me ??? Bond enthalpy is the energy required to break a mole of a certain type of bond. O=O = 495 kj/mol S-F = 327 kj...
*November 12, 2008 by Sarah*

**Math**

-14+26-37-45+56-67-71. ___? i dont know how to solve this so plz tell me this with solution. -12-(-24)+(-36) my answer is 0 but its wrong i cant understand tell me this with solution plz. Thanks
*October 9, 2009 by purplemath*

**chem/some1 check my work plz.**

air bags actived when a severe impact causes a steel ball to compress a spring and electrically ignite a detonator cap. this causes NaN3 to decompose explosively according to the following reaction: 2NaN3(s)=2Na(s)+3N2(g) what mas of NaN3 must be reacted to inflate an air bag...
*November 16, 2010 by julia*

**social plz...................help me plz.........**

Name the 6 seas of the " Fertile Crescent" / Middle East?
*September 16, 2008 by Kaity*

**Science**

idont understand anything about the big idea of energy plz plz Help
*November 24, 2008 by Jammee*

**local and state gov.**

someone plz i really need help plz i cant find it in my text so someone plz!!! For a democracy right??? search google: branches of Government Click Bens Guide to Government for kids (1st or 2nd link) Then when you get there select your grade level in the ballon... This shows ...
*November 12, 2006 by Cole*

**english**

______ in the library.[they/be/not] fill in the blanks with the correct form of be. can some1 help me They are not in the library.
*July 26, 2007 by oso*

**socail.....plz help**

what are the major battles of the persian warsin greece. For each battle include the victor. and the dates......plz help
*October 15, 2008 by Anonymous*

**geogrophy**

Plz define the Gadani beach in paragraph minimum 100 words plz i got marks.
*April 12, 2009 by Raghad*

**US HISTORY PLZ ANSWER MY QUESTION**

name 1 person that was influential to delaware when it was first founded. plz n thnx!
*September 20, 2009 by kayla*

**physics(URGENT!!!!!)**

EDXers!!! Plz help with MITx 8.01x I don't know how to solve HW8 Problem 3 Question c) Can anybody help me???? Explain Plz
*November 20, 2013 by Anonimus*

**Physics Help me Someone plz**

If a galaxy is traveling away from us at 2.0% of the speed of light, roughly how far away is it? t= light years I got 2.4x10^8 light years but its wrong please help me out...thank you Physics Plz help me - Anon, Monday, May 6, 2013 at 9:17pm 5.98x10^6 Thatz still wrong Physics...
*May 7, 2013 by Leila*

**math**

if cosθ=2/3 and tanθ<0 find the exact value sin(θ-5π/3) sin2θ cos2θ cos(θ/2) can some1 please help me?
*November 20, 2011 by Yulieth*

**sociology**

hi people actually i need 2 do a project on sociology for 20 marks n i cant decide which on a topic ca u all plz help n v also need 2 have a survey or 30-40 interviews plz plz plz plz help its urgent It would really help us teachers if you would write in standard English so we...
*August 13, 2007 by aditi*

**geometry**

a cylinder water tower is three-fourths full of water.the tower is 24 feet tall and has a diameter of 28 feet.how much water is in the tower now? CAN SOMEONE PLZ PLZ PLZ HELP ME
*February 24, 2010 by yuku*

**Math**

Flying into the wind, a plane takes 8 h to travel 5432 km from Paris to Montreal. The same plane flying with the wind from Montreal to Paris takes only 7 h. Find the speed of the plane and the speed of the wind. Can you plz answer this sir I really would appriciete it. Plz can...
*January 22, 2009 by gagan*

**unscramble MAUSULT**

MAUSULT is the word so could some1 plz help me unscramble it thx n advane Try these: http://www.ssynth.co.uk/~gay/anagram.html http://www.unscramble.net =) thx u so much writeacher thats the word thx a mil take care the ans is mutuals
*March 2, 2007 by Tricia*

**Science**

I need to observe and identify variables and I'm in 6th grade!!! Help, this work is killing me....It's scenario 1-4 and I have Mr Jones plz help plz
*August 31, 2012 by Destiny*

**Math help plz**

Dresser is 3 3/4 feet from 8 foot ceiling .what height of dresser in feet . Plz answer the question , I try to do my mind is hurting could not figure out. My answer is 4. 75 ...I don't know if I m wrong or right.
*November 24, 2011 by Anonymous*

**math**

y varies inversely as x square.The difference in the values of y when x=1 and x=2is.find the relation between x and y.(plz help me,am not sure abt the answer,i got y=20/x square..plz..help me) What is the difference in the values of y when x=1 and x=2?
*July 4, 2007 by mahima*

**MATH**

I need help on this question plz The mean of Five numbers is 28. Two of the numbers are the same. If three of the numbers are 20,25, and 35,what are the other two numbers? plz write back asap thanks
*March 22, 2011 by ST*

**plzzz help me with this questionnn**

which word is a synonym of the word evolve? a.recession b.decline c.progress d.retrogression plzzzz some1 give me the answer:((
*April 17, 2010 by becca*

**socail.......urgnt plz.........**

can anyone tell me any one place of the ancient greece.....and what were its movements?? and what comes under human - envorinment interaction??? plz........help
*October 14, 2008 by Anonymous*

**english**

Read the selection from Sara Teasdale’s “Open Windows,” and answer the questions. [. . .] I am alone with Weakness and Pain, Sick abed and June is going, I cannot keep her, she hurries by With the silver-green of her garments blowing. 5 Men and women pass in the street Glad of...
*December 8, 2014 by LovelyCaity*

**Lang. Arts PLZ HELP!!D:**

I need some info about how the building of dams effect whitewater activities such as kyaking and conoeing..!!!plz help
*February 26, 2009 by Alysha*

**PLz help Bob**

PLz help see below
*October 17, 2006 by Svetlana*

**math**

d/dx x(1+y)^(1/2) + y(1+x)^(1/2)=0. Can some1 show me the calculation because i didnt get like the answer. [ans=-1/(1+x)^2 but my calculation=-(sqrt(y+1) (2 sqrt(x+1) sqrt(y+1)+y)/(sqrt(x+1) (2 sqrt(x+1) sqrt(y+1)+x)]
*July 22, 2011 by jess*

**math**

d/dx x(1+y)^(1/2) + y(1+x)^(1/2)=0. Can some1 show me the calculation because i didnt get like the answer. [ans=-1/(1+x)^2 but my calculation=-(sqrt(y+1) (2 sqrt(x+1) sqrt(y+1)+y)/(sqrt(x+1) (2 sqrt(x+1) sqrt(y+1)+x)]
*July 22, 2011 by will*

**DT Textiles**

in dt textiles we have to find a word or term that fits this description - Ensuring that you carry out your work without harming yourself or anyone else please can some1 help
*April 12, 2007 by sinn...............again*

**Alegbra 2**

my math teacher gives me questions i cant answer. he doesnt explain them and ive never seen this stuff in my life, what should i do
*September 18, 2007 by Johny Appleseed*

**math/alegbra**

I'm doing ACT prep and I am not sure how to do this problem... f(x) = 3x2(2 hould be subscripted to make it squared) -5 for all real numbers x. What is f(-4)?
*October 26, 2007 by Katie*

**sociology**

How about -- class structure in your town or school? prejudice about a particular ethnic group? classroom group projects? perceptions about authority figures? sorry i wrote in dat language i need to do a project in sociology for 20 marks and iam not able to decide on a topic ...
*August 14, 2007 by Ms. Sue*

**P.E /.....**

PLZ PLZ PLZ HELP. Trying to get over quiz Harvey has his heart set on making the state finals for his track team in the 100 yard dash. Although Harvey knows there are many factors to improving his time and becoming an elite sprinter, one skill is paramount to his success. ...
*December 21, 2013 by Samantha*

**MATH**

test tomm so plz reply back fast a concrete bridge over a river has an underside in the shape of a parabolic arch. At water level, the arch is 30 mwide. it has maximum heigt of 10m above the water. the minimum vertical thickness of the concrete is 1.5m. 1-find the algebraic ...
*April 16, 2009 by math pro*

**Biology question plz**

Which of the following depends on bacteria? conversion of dead organic matter to fossil fuel photosynthesis dissolution nitrogen fixation I think its A but I feel it could also be D, could you plz help?
*September 26, 2014 by Niki*

**Basic Chemical Engineering**

Can someone plz give me the link of the process flow diagram of a textile(dyehouse)? I only need to know the procedures of the main components in the dyeing section. Plz help!
*October 5, 2014 by Jamie*

**Physics**

A 0.260-kg piece of aluminum that has a temperature of -165 °C is added to 1.4 kg of water that has a temperature of 3.0 °C. At equilibrium the temperature is 0 °C. Ignoring the container and assuming that the heat exchanged with the surroundings is negligible, determine the ...
*November 17, 2006 by Sara*

**eng- need it fast plz**

need a word that has all these letters d, l, b, a , e, e, n, b plz been stuck for a while grade 2
*October 19, 2009 by nany*

**can someone plz help me **

A rectangular prism has a volume of 48 cubic feet and surface area of 88 square feet. what are its dimensions? plz help me
*February 24, 2010 by yuku*

**I NEED HELLLLPPPPP!!!!**

Ive been looking all over and i cant find out if there is such thing as a carbon dioxide deficiency in hemoglobin (red blood cells)...i know theres an oxygen one called anemia but i really need one for carbon dioxide as a waste from the body....plz plz plz plz help me!! See ...
*April 22, 2007 by said so*

**PHYSICSS.. someone help plz.**

A football is kicked at 15 m/s with an angle of 35 degrees with the ground. How long is it in the air? How far will it land? Can someone help plz... Thanks!
*December 3, 2007 by Dan*

**mATH**

WHAT IS A LESAT COMMON DENOMINTAIR the least common multiple of two or more denominators. I copied it from merriam webster website. Too hard for me to explain it. this pretty much explains it. a factor is (plz jiskha staff plz make sure im correct) a number that in combination...
*February 12, 2007 by LORE 645*

**English**

plz can any 1 give me an article on ''Coping/Dealing with loss'' or u can also give me a story on the same topic bt plz fast It's urgent
*July 21, 2012 by Maihul*

**Math (quick check plz)**

hi i rearranged these terms into y=mx+b can you plz check and see if they're right? 1. 2x+5y-16=0 2. 4x-3y-6=0 3. 3x+y+2=0 1. 5y=-2x+16 2.3y=-4x+6 3. y= -3x-2 tnx ^^ On the first two, you need to divide each side by the coefficent of y. On two, what happened to the negative ...
*March 19, 2007 by gorden*

**science**

One way the modern atomic model differs from Thomson’s atomic model is that electrons are no longer scattered throughout an atom’s positive matter like chocolate chips in cookie dough. Instead, each electron is outside of the nucleus occupying a specific... If new info about ...
*January 14, 2015 by ..........*

**Math**

Write a brief answer to each question. Provide examples. a) When is the sum or difference of two monomials a monomial? b) When is the product of two monomials a monomial? c) When is the quotient of two monomials a monomials? Plz help, the questions confuse me. I have no clue ...
*December 20, 2006 by Kayla*

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