Wednesday

April 16, 2014

April 16, 2014

Number of results: 16,025

**trig confused.. pls help**

Write a basic porgram to find the trigonometric ratio of sin,cos,and tan,cotagent
*Tuesday, May 3, 2011 at 9:55pm by Anonymous*

**science**

pls. pls. pls. somebody help me...you see im on a science class and i don't want to go to the regular section, so pls.... give me an acrostic for the word "SCIENCE"
*Wednesday, June 11, 2008 at 6:59am by chris*

**trig pls.. help me**

thank you so much...
*Monday, May 2, 2011 at 4:03pm by Mhy*

**geography**

hi,i have make a project on hurricane Katrina on disaster management pls help to get information pls pls help me............
*Thursday, June 17, 2010 at 12:15pm by varsha*

**Chemistry :'( **

(d) Which of the following sets of quantum numbers is not permitted? Select all that apply. 2,1,1,-1/2 1,1,0,-1/2 2,-1,1,-1/2 3,2,1,1/2 Pls pls pls help me :( x
*Sunday, November 18, 2012 at 9:03am by Anonymous*

**CHEMISTRY**

can someone pls help me with this as i am so confused and overwhelmed by this subject!
*Thursday, September 9, 2010 at 10:54pm by lucylu*

**(pls help) Trig**

(b) is the bearing of Q from P 180 - arctan(7/24)
*Sunday, July 7, 2013 at 6:38am by Steve*

**physics**

A man is driving his car ata velocity of 100km/h on a straight road. H e sees a traffic jam at a distance and slows down to 12.5m/s in 3.0s. What is the average acceleration of the car? pls help. I know that the formula for average acceleration is V2-V1 divided by T2-T1 but ...
*Wednesday, October 12, 2011 at 9:41pm by ted*

**chem**

thanks for the explanation pls is it endothermic or exothermic reaction i'm confused with this
*Monday, November 26, 2012 at 2:45pm by tracy*

**maths Pls help trig**

Thank u so much !! But I still have a question in#1 where did the 50 go?
*Tuesday, April 8, 2014 at 11:01am by tshepo*

**chem**

What does it mean by Keq? Pls need an explanation with this. I'm a little bit confused. Thanks
*Monday, December 3, 2012 at 1:52am by Bea Alonzo*

**Finance**

Omega Instruments has budgeted $300,000 per year to pay for certain ce- ramic parts over the next 5 years. If the company expects the cost of the parts to increase uniformly according to an arith- metic gradient of $1 0,000 per year, what is it expecting the cost to be in year...
*Sunday, May 26, 2013 at 3:45am by Aly*

**Math**

Can u pls pls pls solve this algebraic expression?? I cant solve it although I tried many possible ways and solutions :/ 10+1/3[4k-(18+7k)]
*Sunday, July 31, 2011 at 11:48am by Sally*

**help me pls :(**

ms sue pls help me explain to me how you do it pls
*Thursday, November 15, 2012 at 10:44pm by :(*

**math exponents**

I dont understand you who did got this answer can you pls explain to me agian sorry im confused
*Saturday, September 8, 2012 at 2:02pm by marko *

**Trig**

Need answer check pls. Find the rectAngular equation for the plane curve by parametric equAtions. X=t +4 , y= t^2
*Sunday, April 25, 2010 at 11:50pm by Stacey grahaM*

**Chemistry**

Determine the mass of zinc sulphide,ZnS which is produced when 6.2 g of zinc and 4.5 g of sulphur are reacted. This question is really confusing me, and I'm not sure where to start. I think I have to calculate the moles of each given reactant first in which case I have: nZn = ...
*Sunday, October 17, 2010 at 5:51pm by Dan*

**Physics**

A child pulls a wagon along level ground. The handle with which she pulls the wagon makes an angle of 20.0 degrees with the ground as the child pulls with a force of 78.0 Newton. What are the components of the force. Pls pls pls pls help me answer this and may God bless u!
*Wednesday, October 16, 2013 at 11:49am by Stephanie*

**maths Pls help trig**

the denominator is 50√50
*Tuesday, April 8, 2014 at 11:01am by Steve*

**algebra rational numbers**

reiny could you see what dana posted she said all but 1 was wrong im confused no #2 was wrong it s/b >
*Wednesday, December 7, 2011 at 8:48pm by marko pls help*

**MANIPULATION OF DNA**

can anyone describe to me what this is pls? also can anyone pls explain how dna manipulation works and what it does pls?
*Wednesday, April 1, 2009 at 9:42am by GLORIA*

**math (trig)**

im a bit confused as to where the 8sin(x) came from
*Tuesday, December 18, 2007 at 8:02pm by jess*

**trig**

The o has a diagonal line thru it if that helps. I don't know about the p and that's why I'm confused.
*Monday, July 22, 2013 at 8:09pm by Sharla*

**chem**

Describe in detail by words how to prepare 200ml of .150M HCl from a 1.00 M HCl stock solution? Need help with this please? i used C1V1=C2V2 and got volume 2 = 33L or 0.33mL. to prepare the solution i need to weigh 1 gram of HCL (from 1.00M HCl stock solution)lets say i put it...
*Tuesday, November 27, 2012 at 1:22pm by vince11*

**Trig( you confused me)**

I get the work part of it but for this question is it one solution or two?
*Friday, March 7, 2008 at 1:30pm by Jon*

**trig**

ok, the back of the book is wrong then because the answer says: "no" ... and then i got confused, k thank you!
*Monday, April 27, 2009 at 6:14pm by Anonymous*

**Math**

using echelon method 4x-2y=9 20x-10y=27 pls help with problem. Once I get 24x -2y 36 I'm confused after that.
*Saturday, February 27, 2010 at 12:57pm by Marie*

**maths Pls help trig**

but oops: 25/√50 = 5/√2, not 1/√2
*Tuesday, April 8, 2014 at 11:01am by Steve*

**(pls help) Trig**

point P and Q are respectively 24m north and 7m east of point R. What is bearing of Q and P to the nearest whole degree.(a)52(b)164(c)134(d)159
*Sunday, July 7, 2013 at 6:38am by david*

**trig**

im confused with what you did. my teacher said it was something like Co + 45°=1/tan45° =1/O/A= A/O=1/1=1
*Monday, May 19, 2008 at 6:32pm by jerson*

**Calculus**

oh and just to be clear you got this using trig identities right?
*Monday, December 13, 2010 at 9:36pm by dazed and confused*

**trig confused.. pls help**

A group of mountain climbers are using trigonometry to find the height of a mountain located in the Rockies. From point A, which is due west of the mountain, the angle of elevation to the top is 56 degrees. From point B, which is due east of the mountain, the angle of ...
*Tuesday, May 3, 2011 at 9:55pm by Mhy*

**physics.pls help**

How do you know what element is chemically active on the periodic table? PLS HELP
*Wednesday, October 5, 2011 at 10:33pm by ted*

**urgent maths pls**

Pls d answer isn't really clear. And where did d triangle come from??
*Monday, March 18, 2013 at 7:18am by me*

**Quantum Physics**

Anyone??? Pls Q5... guys do soething pls
*Tuesday, April 16, 2013 at 12:32am by INDEED Need*

**Trigonometry**

Pls tell me how to find out sin70.Pls
*Tuesday, March 22, 2011 at 10:03pm by Sunny*

**physics.pls help**

can you help me to isolate the ''t'' in this formula. d=V1t+1/2at^2 pls help
*Saturday, November 5, 2011 at 2:16pm by ted*

**math help**

1/4 divided by 3/8 pls help me im confuss i forgot the ste pls explain
*Saturday, October 27, 2012 at 9:24pm by Anonymous*

**food science**

pls give me an idea on the formulation of bavarian cream filling. pls. thank you
*Friday, January 4, 2008 at 3:41am by vcq*

**Physics ~ missed this lecture pls help**

I was able to get distance but both my magnifications were incorrect. pls help
*Thursday, April 28, 2011 at 9:20pm by cr*

**physics.pls help**

Why is it important to asaume that a rope under tension is taut and does not stretch. pls help
*Monday, November 14, 2011 at 6:27pm by ted*

**geography**

I need this for xtra credit pls pls help
*Tuesday, December 9, 2008 at 11:30pm by ciara*

**11th grade math algebra 2 trig**

I'm just really confused about everything
*Thursday, October 9, 2008 at 9:37pm by Colleen*

**Science(Help NOW, Pls)**

wat elements make up water? pls help! i will be very happy if you do! :S
*Wednesday, December 15, 2010 at 9:29pm by GirlSense*

**acids and alkalis**

Pls help me. Pls tell me some bases (alkelis)other than any cleaning products.
*Saturday, November 4, 2006 at 5:56am by Rani*

**physics.pls help**

A 100g bird sits in its nest. what is the Fnet(net force) in this case? pls help
*Thursday, November 10, 2011 at 5:40pm by ted*

**Chemistry**

Name the straight-chain alkane that is a constitutional isomer of 2,4-dimethylhexane. ????? pls can someone help me with this pls
*Tuesday, November 19, 2013 at 9:03am by Menes*

**Science(Help NOW, Pls)**

organisms in which domain live in every environment? pls help, im stuck on this one. :S
*Wednesday, December 15, 2010 at 9:24pm by GirlSense*

**physics**

Please can i get the answer pls and pls
*Wednesday, October 12, 2011 at 11:59am by Segun*

**Pls check math**

Can someone pls help me. ??
*Monday, September 17, 2012 at 7:38pm by Marko*

**CHEMISTRY**

Help me pls
*Thursday, March 21, 2013 at 5:44pm by Lance Pls explain to me this Problem*

**Ms. Sue or Steve Pls Help**

Pls :|
*Tuesday, January 14, 2014 at 3:20pm by Electro*

**Physics help**

A 90 kg parachutist in free fall has an acceleration of 6.8 m/s^2. What is the frictional force provided by air resistance when she is accelerating at this rate? For this question i got 612N but the text book answer says it is 270N. Pls help!! I'm confused
*Thursday, March 21, 2013 at 5:46pm by Ted*

**e commerce or marketing, help pls**

hi,good evening everyone can you help me on finding a clothing manufacturer resource system??? pls thank you
*Tuesday, December 6, 2011 at 8:17am by need ASAP*

**SCIENCE 1 QUESTION PLS HELP ASAP**

somebody help pls!! have no clue and i am on a deadline to get everything done in a short amount of time!!
*Saturday, January 18, 2014 at 10:09pm by Anonymous*

**algebra compare rational numbers**

so all but #2 is wrong i see what i did now on # 2 and agree should be < as: -3/4 becomes -0.75 -3/8 becomes -0.375 so -0.75 < -0.375 right? im really confused because i posted this question earlier and someone else just replied and said all my answers are wrong. so now ...
*Wednesday, December 7, 2011 at 9:18pm by marko pls help*

**chem**

4HCl+O2=2Cl2+H2O Detremine the Kc expression for the reaction above by identifying what belongs in the numerator and what belongs int he denominator? pls do help trying to understand the concept but still confused.
*Monday, November 19, 2012 at 12:07pm by byke*

**physics**

pls explain this to me ? "momentum is inertia....but inertia is NOT momentum" :S confused
*Sunday, December 9, 2012 at 4:54pm by Anya *

**(pls help) algebra**

4x+y-32=1, 6x-y-4z=7, 10x+2y-6z=5 pls show me how to solve for x,y,z. Ans:xx=1.5,y=-2,z=1
*Monday, July 8, 2013 at 6:07am by david*

**5 of 90 lotto equation formula**

pls I need a formular ....am a Nigeria ... If you really wanna help me pls here is my email address..
*Wednesday, March 30, 2011 at 5:24am by Adejuwon*

**Chemistry**

rank the following atoms and ions in the order of expected increasing radius: Ca, Ca2+, Ar Pls pls help me kindly... Anyone?
*Sunday, November 18, 2012 at 9:05am by Anonymous*

**pls help not sure of answer**

pls help
*Tuesday, January 15, 2008 at 10:13pm by Anonymous*

**LA --- 1 question pls help!!!**

hi, one question based on the short story called, "Cyber Chitchat" this one confuses me, pls help if u know the book! 8. The tone of "Cyber Chitchat" is (1 point) serious. humorous. depressing. angry. i think its humorous but im not so sure..... pls help asap!!!!! thanx in ...
*Sunday, March 2, 2014 at 7:04pm by TTR+S<3*

**math --- 2 questions!**

help pls!!! i am confused!! can you check to see if these are right!?? 4. List all of the quadrilaterals with exactly one pair of parallel sides. (1 point) parallelogram; trapezoid rhombus; parallelogram; rectangle trapezoid rhombus; square; rectangle 5. List all of the ...
*Thursday, January 30, 2014 at 12:37pm by TTR+S<3*

**trig**

The displacement (in centimeters) of a particle moving back and forth along a straight line is given by the equation of motion s= 2 sin pi t + 3 cos pi t, where t is measured in seconds. (a) Find the average velocity during each time period: (i)[1,2] (ii) [1,1.1] (iii) [1, 1....
*Tuesday, September 23, 2008 at 8:40pm by Sarah*

**SCIENCE 1 QUESTION PLS HELP ASAP**

i looked them all up but still confused, they all sound somewhat equally together. but im going to go with either B or C... im probably wrong though
*Sunday, January 19, 2014 at 9:43am by TTR+S<3*

**physics**

pls explain to me how you add 65km{North 85 degreesWest], 3500m[South 10 West}, 6000m{East 70 degrees South], 54km[North 60 degrees East]. pls explain to me how i should add these vectors. I really need help. pls help
*Wednesday, October 26, 2011 at 4:58pm by ted*

**math **

pls help. There are three times as many girls than boys in a school choir. If there are 27 girls how many children are there altogether. Thank you
*Wednesday, August 24, 2011 at 6:20pm by ST pls ASAP*

**help me pls :(**

can u help me with 1-3 explainto me pls i dont get it
*Thursday, November 15, 2012 at 10:44pm by :(*

**Math**

Pls help .[1] Solve the eguation 4*=28. [2] change 1/20 to decimal [3] change 60% to a common fraction . Pls i need the solving thank you
*Thursday, February 23, 2012 at 1:36pm by Bright*

**calculus**

After solving with A=(-1,2) x^2+2x^2+x+1 got 119/12a pls where did i get it wrong. And with -[(-55)] x^2-25dx i got -50 pls am i correct
*Saturday, September 7, 2013 at 1:24am by grace*

**ss --- one question pls help!**

pls help!!! What kept the price of cotton high in the years before 1860? a. cotton gin b. demand in Great Britain c. slavery d. large plantations I origionally thaught it was a. cotton gin, but after research, it looks like it was b. demand in GB my textbook doesnt say ...
*Thursday, February 27, 2014 at 2:33pm by TTR+S<3*

**Lotto game**

This is winning Number, 55-80-83-65-3, pls can you help me out of the next number on 1th feb 2014, pls,
*Thursday, January 30, 2014 at 6:28pm by Adekunle*

**science**

pls could u give me a website with all the science warning signs on in pls?
*Tuesday, October 13, 2009 at 1:07pm by holly*

**sociology-pls help**

similarities between milgram's experiment and stanford experiment pls help
*Friday, November 4, 2011 at 9:19pm by ted*

**trig**

I'm trying to see if the teacher didn't give us the right problem or if I'm just not getting it. The problem is "re-write the expression without a fraction: 4/(1-sin x)". I can do it if the problem is sin squared x but I don't know how to solve the problem given. Pls help. thx
*Saturday, September 19, 2009 at 5:30pm by Priscilla*

**physics.pls help**

How much time can you save travelling diagonally instead of running 450meters south and then 650meters west. if your running speed is 5.0m/s. pls help
*Tuesday, November 1, 2011 at 6:25pm by ted*

**PLS HELP ME WITH ONE MATH QUESTION!!???**

pllllsssss help me!!!!!!! 5. How many lateral edges are there in a triangular prism? (1 point) 6 3 9 12 I dont know if its 6 or 9 or even 12!!??? pls help asap!!!!!
*Wednesday, February 19, 2014 at 1:51pm by TTR+S<3*

**MATH**

i am really confused is this how it should be for the actual cost $13.20 divide 0.44 oz = 30 x 16 = $480 for 1 lb for the estimate: $13 divide by 0.40oz = 32.5 x 16 = $520 pls advise
*Monday, September 5, 2011 at 2:21pm by MARCO*

**Trig**

Find all the solutions in the interval [0,2pi). 2sin2x - sqrt(2) = 0 sin2x = sqrt(2)/2 I'm confused by the double angle. Please help.
*Tuesday, December 2, 2008 at 9:24pm by Travis*

**social studies---check 1 question pls**

6. Whose mill launched the factory system? (1 point) James Monroe Eli Whitney ***Samuel Slater*** Francis Cabot Lowell help pls
*Wednesday, January 29, 2014 at 12:19pm by TTR+S<3*

**Science(Help NOW, Pls)**

when rock layers are pulled from opposite directions, one block tilts up, while the other block does what? answer pls, need help.
*Wednesday, December 15, 2010 at 10:03pm by GirlSense*

**values...pls. help me**

can you help me please how to get an answers for this question below.. pls.give me an examples for this question. thanks God bless you.. 1.xplain a strategy wherein a liability may turn out to be an asset to ANYONE?
*Thursday, August 25, 2011 at 9:28pm by Jessie*

**U.S History - Pls check my answer!!!**

Bobpursley, my teacher only give snippet of document and I've been so confused for each document because it's too little informations. I tried to search online and see if I am able to get more details but no luck, I don't think this assignment is 8th grade level though, it's ...
*Tuesday, March 25, 2014 at 9:38pm by Cassidy*

**Algebra 2/Trig**

Solving Multivariable Linear Systems: 3x-5y+5z = 1 5x-2y+3z = 0 7x-y+z = 5 I am confused on how to solve this. I'm supposed to use the Row-Echelon form. Thanks.
*Thursday, February 26, 2009 at 8:36pm by Chris*

**Math (I'm really confused). Please help.**

So the sides must be the same .... 9x - 14 = 7x 2x =14 x = 7 ( I am confused that this confused you)
*Friday, February 14, 2014 at 9:52am by Reiny*

**Math - Trig - Double Angles**

Ugh...nevermind I'm so confused... If I did the right side, would it be more easy than the left side? I don't think I know how to expand with identities...
*Saturday, November 17, 2007 at 6:17pm by Anonymous*

**trig**

Ok, I'm kind of confused. A log's base typically 10 right? Why would you write log 3^(2-x)? Shouldn't it be log(sub3) 2-x) ?
*Tuesday, June 16, 2009 at 6:22pm by Chris*

**epp**

pls this is just a simple question how can plants grow using the branch? using the fruit? ang using the head? pls answer in english or tagalog, thank you!!!
*Tuesday, February 19, 2008 at 7:11am by renz anthony*

**physics-pls help**

The ball is thrown froma height of 10 meters with an initial upward velocity of 3.0m/s. How long does it take to land on the ground? What is its maximum height? i know the formula is d=v1t+1/2at^2 but i do not know what else to do. pls help
*Monday, November 7, 2011 at 4:05pm by ted 2*

**science,details about fish HELP PLS!!!!!!!!**

Why are fish important? how do they help balance the ecosystem? how can we protect fish? what does overfishing affect other than fish? Pls and thank you
*Tuesday, April 7, 2009 at 7:55pm by Jan*

**math**

PLS help There are 3 times as many girls as boys in a school choir. What is the ratio of the number of girls to the total number of childern? Thank you for your help
*Wednesday, August 24, 2011 at 1:47pm by ST pls ASAP*

**math**

y=x^2e^x I am suppose to find the dy/dx of this the way i did it was x^2e^x times dy/dx of x^2 and got x^2e^x times 3x^2 this is not right and im confused on how to solve it help pls.
*Wednesday, August 12, 2009 at 9:34pm by sonia*

**electronics**

pls help me guys... 1.) what is the function of cathode? 2.) what is the function of anode? pls answer it specifically and direct to the point. thanks guys. I really appreciate your big help on me. :)
*Tuesday, June 30, 2009 at 8:48am by akitsuke*

**gegraphy**

am check spelling the words from the question. the one that says porcess is process the one that says hoe is how. pls i need the answer pls. thanks
*Saturday, June 12, 2010 at 10:59pm by Ted*

**physics- TEST TMRW PLS HELP!**

w w w . m e d i a . c h e g g c d n . c o m / m e d i a / a c 3 / a c 3 b b 1 e 1 - 5 b a 8 - 4 1 9 e - 9 a 8 4 -a d 5 0 e 4 6 a 2 9 4 e / p h p s U O o L 3 .p n g (delete all spaces for link to work) Determine the magnitude of the resultant moment produced by the forces about...
*Sunday, December 9, 2012 at 7:11pm by Anya *

**physics**

1.a2.b3.c4.a5.c6.c7.c8.a9.a10.c11.c12.d13.b14:a15.d16.c17.b18.c19:d20:b. Pls here are my answers for ur correction, pls.
*Wednesday, October 12, 2011 at 11:59am by Joy*

**2 LA questions pls help!!!**

thank you Ms. Sue!!!:D 100%! i just posted some more la questions, can u help me pls???
*Monday, March 17, 2014 at 4:52pm by sonamy4eva*

**Math**

Could someone pls. help me out on the following question: find the producers surplus (to the nearest dollar ) at a price level of p=$26 for the price-supply equation p = s(x)= 5ln(x+1) . An early response would be greatly appreciated pls. Thank you.
*Saturday, January 12, 2013 at 12:44pm by Jim*

**VALUES..PLS HELP ME..MS. SUE URGENT PLS.**

Great ideas! Self respect also means being proud of oneself. You do your best and like yourself.
*Friday, August 26, 2011 at 10:40pm by Ms. Sue*

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