Tuesday

October 25, 2016
Number of results: 63,385

**french**

i don't understand whats the differnce when using relative pronouns- qui, que, dont, ce qui, ce que, ce dont

*October 28, 2008 by kayla*

**math graphing the y-intercept**

y=2over3=1 dont know how 2 solve it 2 get the y-intercept dont know how 2 graph it please help and explain it please

*January 12, 2011 by angel*

**algebra**

someone help please im homeschooled and dont understand math at all, its my weakest subject :( If y varies inversely with x and y = 6 when x = 3, then what is y when x = 2? a.) 9 b.) 12 -im guessing this? c.) 18 d.) 36

*October 21, 2016 by megann*

**math graphing the y-intercept**

2 y=- +1 3 dont know how 2 solve it 2 get the y-intercept dont know how 2 graph it please help and explain it please help

*January 12, 2011 by angel*

**math graphing the y-intercept**

y=2/3=1 dont know how 2 solve it 2 get the y-intercept dont know how 2 graph it please help and explain it please

*January 12, 2011 by angel*

**Chemistry**

which substance has the greatest intermolecular forces of attraction between molecules ? 1)propanone 2)ethanol 3)water 4)ethanoic acid dont really understand, please help

*February 24, 2011 by Hannah*

**define**

sunbeams(d now how 2 expalin flapjacks(d now how 2 explain accomplish(dont know how to explain planks(dont know hymns(dont know

*May 1, 2012 by Celest*

**Algebra-help please**

I already asked this question once about the absolute value of 3x-2=8 and absolute vale x+1=1....value of x?...and the answer I received was does 0 or -2 satisfy both ....they dont...so is it no solution? Please help - I do not understand this problem....Thanks

*February 1, 2013 by Deborah*

**geology (urgent)**

i am having trouble finding how a shield volcano erupts and how a cinder cone volcano erupts. dont they all erupt the same? i gues they dont please help and thank you

*April 25, 2011 by needhelp *

**Math Question--dont understand**

Restrict the domain to the set of natural numbers. Mark the dots points on the graph which represent the function on the restricted domain. I don't understand how to do this.

*September 14, 2011 by Anonymous*

**History- i dont understand**

Please answer or give reference link Due Process: Relate the 5th/4th Amendment, procedural, substansive, police power, right to privacy. what's in common?

*May 19, 2011 by TonyaVV*

**Algebra 1**

dont understand rate of change with graphs

*September 30, 2007 by cassie*

**math**

dont understand can any one help find the value of x in the equation 4(3x +7)=136

*November 2, 2008 by unknown*

**math**

use properties of real numbers to rewrite the expression (3/5)(5/3).. dont understand.

*August 23, 2012 by brandon*

**math**

use properties of real numbers to rewrite the expression (3/5)(5/3).. dont understand.

*August 23, 2012 by brandon*

**HELP! Algebra. DONT UNDERSTAND**

Factor each of the following expressions completely and then simplify, if possible: a: ax + 2x b: ax - 2x c: 3x - 4x + 7x d: 3x^2 + xy - x e: (a + b)(c + 1) - (a + b) f: x^2 - 9y^2 g: (x^2 - y^2) + x + y

*October 2, 2014 by KG*

**chemistry help**

Nitric acid,HNO3, is available ata a concentration of 16 M. how much would react with 5.58 g of KOH acording to the following equation? HNO3+KOH-H2O+KNO3 dont understand? does not give me a volume amount to work with and I really don't understand how to solve it

*November 21, 2010 by nicole*

**Math I DONT UNDERSTAND!HELP PLZ**

when the temperature is 68F'the speed of sound is approximately 343 meters per second. Approximately how many kilometers does sound travel in 5 seconds? PLZ HELP SHOW ME TELL ME JUST LET ME UNDERSTAND!!!thanks!

*April 3, 2016 by Sparkles_01*

**please help if you CAN I DONT UNDERSTAND!**

An equilateral triangle of side 14 centimeters is revolved about an altitude to form a cone. What is the number of cubic centimeters in the volume of the cone? Express your answer to the nearest whole number, without units. how do we do this?!

*December 8, 2012 by ADVANCED GEOM*

**Science one question dont understand plz help ASAP**

i know that from earth to the moon is 238,855 miles but i don't know how much that is in months

*May 4, 2016 by Thikra*

**I dont understand**

everytime I try to ask for hwlp my teacher goes and helps other st8dents when I am tryin to ask him for help on a problem. How do I solve the system of equation? x+y=1 2x-y=5

*September 28, 2009 by brooke*

**Earth Science **

do you think that the earthquake that affected japan should have a impact on the nuclear issues for the united states ? DONT UNDERSTAND THIS QUESTION AT ALL !

*November 5, 2013 by Amber*

**Science one question dont understand plz help ASAP**

What will my instruments need to do? (You don’t have to have special names. If you know what kind of data you want to collect, you’ll know what the instruments need to do. Don’t forget that you may need to store samples or other information and find a way to get it (we have to...

*May 8, 2016 by Thikra*

**Math ( I Dont understand)**

State the Period, Amplitude, Phase Shift, Vertical Shift, and equation (using cosine

*July 21, 2012 by Tony*

**science**

A land use that does NOT cause envioronmental problems is___. a.) setting aside natural preserves b.)grazing livestock c.)cutting trees( i know it is not this 1) d.) using herbicides dont understand

*May 18, 2009 by Science finial study guide*

**MATH: TRIG**

IF X IS AN ANGLE IN THE FIRST QUADRANT AND COSX= 3/5, FIND THE EXACT VALUE OF SIN2X DONT UNDERSTAND, KNOW THAT THE COSX IS ON A 3,4,5 TRIANGLE

*May 12, 2014 by KODA*

**MATH I DONT UNDERSTAND PLZ HELP ASAP THX= }**

From midnight to 6:00 am, the temperature rose 8 degrees c. at 6:00 am, the temperature was -20 degrees c. What was the temperature at midnight? ( I DON'T UNDERSTAND! PLZ SHOW ME)

*April 13, 2016 by Sparkles_01*

**3rd grade**

Would you use a benchmark of 1,000 to estimate the number of shoes in your classroom? Explain. Dont understand this you explanation would be helpful Thank you

*January 11, 2010 by Cyndi*

**IPC**

Dont understand ipc at all... As more resistors are added to a series circuit, the current ____ Increases Stays the same Decreases

*May 11, 2011 by Help please!*

**calculus**

Find the volume of the solid whose base is the region bounded by the graphs of y=x^3,x=1, and the x-axis, and whose cross sections perpenditular to the x-axis are semicircles. What would be the radius in this case? I thought it would just be x^3, but others are saying (x^3)/2...

*January 7, 2007 by Jin*

**Biology (Please Dont Skip Over)**

h t t p : / / w w w . j i s k h a . c o m / d i s p l a y . c g i ? i d = 1 2 7 8 2 7 9 5 7 9

*July 4, 2010 by Kate*

**Please help! i dont understand this stuff!**

Dewayne is comparing two checking accounts. One has a monthly fee of $7 and a per-check fee of $0.30, and the other has a monthly fee of $4 and a per-check fee of $0.40. What is the minimum number of checks Dewayne needs to write for the first bank to be a better option? A. 29...

*May 15, 2013 by so confused!*

**Algebra**

Dont even know where to start on this one! x +3 - 1/x=0 2a-b =8 3a+2b=5 Please help!!!

*July 7, 2010 by Jo*

**6th grade**

0.4/2.4=f/6 Dont know how to solve please explain so i can know thank u

*December 8, 2010 by CJ*

**math (still dont understand)**

write an equation of the line containing the given pointand parrallto the given line. express the answer in the form y=mx+b (-2,4); 9x=5y+3

*October 16, 2009 by scooby9132002*

**algebra**

dont understand... find the target heart rate for an athlete age a. the chart reads: age target 20 160 21 159 22 158 23 157 24 156

*August 27, 2010 by cve*

**PHYSICS**

Give at least one example of an application of each branch: motion properties of materials sound light electricity magnetism properties of atoms nuclear physics Dont understand this.

*September 7, 2011 by Anonymous*

**Chemistry**

. What is the percent by mass of nitrogen in (NH4)2CO3? dont know how to do, please help.

*February 24, 2011 by Hannah*

**pre-calc HELP PLEASE**

solve using identities for all angles (dont use multiple angle method)show work please cuz i am so confused. 2sin2x-3sinx=0

*April 24, 2012 by Kimberly*

**TO DRWLS/MATH HELP PLEASE**

How do i solve inequalitites with three variables. I still can't figure it outplease help. x+y=1 y-z=-3 2x+3y+z=1 THE ANSWERS ARE X=3,Y=-2,Z=1 i KNOW THE ANSWERS I JUST DON'T KNOW HOW THE BOOK GOT THE ANSWERS . i 'VE TRIED MANY DIFFERENT WAYS AND I STILL DONT' UNDERSTAND IT ...

*October 22, 2006 by Jasmine202005*

**Help me please I dont know this quation**

How to affect lattice energy,charge on the ion and radius of the ion, the solublity of the substance. please if it is possible with example

*February 17, 2012 by Abdela*

**Math**

Okay, Calculate. Write each answer in exponential form and in standard form. 1.) 3^2*2^3 2.) 2^5/2^3 3.) (3^2)^3 I dont' understand, Its already in exponential form.

*October 6, 2008 by Larry*

**Math HELP**

For the angle shown is a point given on its terminal arm. [picture shows -12, -5 in quadrant three of the unit circle]. Calculate the values of the three primary trigonmetric ratios, accurate to four decimal places. Dont understand thissss

*March 24, 2013 by Laurian*

**Math i dont understand**

Window: [-4π , 4π , 1] [-10,10,1] State the Period, Amplitude, Phase Shift, Vertical Shift and Equation in cosine for #5 Number five is a graph is there a way i can show u it i think its valuable for the help on this question

*July 21, 2012 by Tony*

**Calculus 2**

A spring has a natural length of 25 meters. A force of 12 newtons is required to stretch the spring to a length of 30 meters. How much work is done to stretch the spring from it's natural length to 40 meters? -I forgot to add the 40 meters part to my other question here is ...

*October 21, 2016 by chase*

**I dont understand this**

Which sentence has a misplaced adjective phrase? A. The dog chewed its bone with soft brown fur. B. The house on the left was finished six months ago. C. The cactus on the windowsill should be left alone. D. The clothes in the basket need to be washed

*September 9, 2014 by Matt*

**PLZ HELP MT MIND WILL EXPLODE I DONT UNDERSTAND!!!**

4. Explain the data you will want to collect on your mission, and list the instruments that you’ll need so that you can collect and store samples while on your mission. Describe how any collected data will be used when you return from your mission. 3 points 5. Identify the ...

*May 9, 2016 by I NEED HELP ASAP*

**ALGEBRA 1 PLEASE HELP! I DONT UNDERSTAND**

In basketball you score 2 points for a field goal and 1 point for a free throw. Suppose that you have scored at least 3 points in every game this season, and have a season high score of 15 points in one game. How many field goals and free throws could you have made in any one ...

*January 20, 2013 by annie*

**geometry circles equation i dont know **

please he lp Find the equation of a circle circumscribes a triangle determined by the line y= 0 , y= x and 2x+3y= 10 this is my first timein this website please help me need it badly my teacher will be angry at me so much

*February 17, 2014 by Mary *

**Trading Posts, dont get it.**

What were the effects of having to use rivers to complete such long journeys? I don't know. Please help.

*April 30, 2011 by Anonymous*

**CHEMISTRY**

I am confused about this statement about water Which of the following is TRUE regarding water only covalent bonds are broken when ice melts (dont think so) all of the staements (A-D) are false energy must be given off in order to break down the crystal lattice of ice to a ...

*May 11, 2010 by Andy*

**statistics**

hi,what a great site ! i've been asked to write a report about (data display),dont know what to do, please help, thanks in advance.

*March 13, 2009 by Hani*

**Exponential Functions?!**

solve 9^(2x-3) > 4. Round your answer to the nearest hundredth. The part in parenthesis is up at top like an exponent. I dont' know how to do this. Please help me.

*April 21, 2012 by Tabby*

**MATH**

HELP? Exam in 20 mins -dont' have any idea how to do this question; please helpp.. anyone! PLEAZE A.S.A.P. minimize p= 15x +18y subject to x+2y<=20 3x + 2y>= 36 x>=0 y>=0

*October 22, 2012 by GARNEL*

**chemistry**

How many milliliter of 0.150 M H2SO4 (sulfuric acid) are required to react with 1.87 g of sodium hydrogen carbonate, NaHCO3, according to the following equation? H2SO4 + 2NaHCO3 --> Na2SO4 + 2H2O + 2CO2 dont understand this am i suppose to change 1.87 into Molarity for ...

*July 23, 2011 by Henry*

**chemistry DONT spik **

a sample of carbon dioxide gas has a mass of 52.0g. how many oxygen atoms arr present?explain please don't skip

*October 2, 2011 by anu*

**Chem**

what occurs during the reaction below 4Hcl+MnO2-->MnCl2+2H2O+Cl2 1.the manganese is reduced and its oxidation number changes from +4 to +2. 2.the manganese is oxidized and its oxidation number changes from +4 to +2. 3.the manganese is reduced and its oxidation number ...

*March 20, 2011 by Tina*

**Math, Please Help! I don't understand!**

Please help me! I don't understand how to solve. Solve each equation for the given variable. 37. x/a - 1 = y/b for x 39. V = 1/3 * pi * r^2 * h for h What do these equations mean? I am super confused. Please help.

*October 31, 2014 by Hayden*

**Algebra (Does any one understand special factors)?**

I do not understand special factors, the teacher on Friday tried to explain in to me in class but she went so fast, and every time we complain that we don't understand it she gets mad. So could someone please help me with at least one problem so I can understand it better, and...

*April 5, 2009 by Rae Rae*

**Math**

are these right? im suppose to use like terms. 5z + 2(x + 3) - z dont solve it just simplify it. please give me a step to step process?

*September 21, 2010 by BrXce *

**chemistry**

What is the concentration of the Mg2 ion in solution when [CO3-2] = 0.25M given that the Ksp= 6.82 x 10-6 for the following reaction MgCO3-------->Mg +. CO32- Chemistry - DrBob222, Friday, November 11, 2011 at 5:34pm Ksp = (Mg^2+)(CO3^2-) Substitute 0.25M for CO3^2- and ...

*November 12, 2011 by Monique*

**Physics.**

A player kicks a football from ground level with an initial velocity of 28.8 m/s and 26 degrees above the horizontal. What is the ball's hang time? ______s What is the ball's maximum hight? ____ i am so confused on what type of equation i use! please help. I thought i would ...

*October 23, 2014 by Rose Nicol*

**social studies**

what are some jobs people around their 20's can do that use fewer resources.Please list a few jobs.DONT give me any sites.Thanks!!!!!!

*May 18, 2010 by rakhi*

**English ASAP Please**

WHICH ONE OF THE FOLLOWING SENTENCES CONTAINS AN UNNECESSARY COMMA? A. We had to decide among steak,lobster,and pork roast. B. Before we could enter the building,we had to show our id badges. C. Teh car that was used as demonstation in the race,is owned by Cambridge Motor ...

*June 25, 2006 by Danielle*

**11th grade**

does anyone know anything about the muslim culture and there dress.do they do it voluntary?do we as westerners have any issues with their dress? because i dont! help is needed right now! please help me!!!!

*December 18, 2008 by miya*

**chemistry**

Calculate the value of DHo for the reaction 2 CH4 (g) -> C2H6 (g) + H2 (g) given the following thermochemical equations: C2H2 (g) + H2 (g) -> C2H4 (g) delta = – 175.1 kJ C2H6 (g) -> C2H4 (g) + H2 (g) Delta = + 136.4 kJ C2H2 (g) + 3 H2 (g) -> 2 CH4 (g) Delta = – 376...

*January 23, 2012 by timmy*

**history**

I don't understand this question: the removal of general mcclellan represents a loss of the army and the potomac and a victory for the interfering politicans in washington (validate) i know that mcclellan was replaced by grant because he was to hesitant to attack. but i don't ...

*May 28, 2009 by Andre*

**history**

I don't understand this question: the removal of general mcclellan represents a loss of the army and the potomac and a victory for the interfering politicans in washington (validate) i know that mcclellan was replaced by grant because he was to hesitant to attack. but i don't ...

*May 28, 2009 by Andre*

**Chemistry**

I still don't understand how to do this problem; grams/molar mass I understand, but I need to see the steps CLEARLY. 43. How many moles are in 25.0 grams of potassium? Show your work and round your answer to the appropriate number of significant figures. Please, please help ...

*October 23, 2010 by mysterychicken*

**math**

problem is solve for the unknown 2/3 over 10 = 1.8 over r dont even know where to start to solve this please help cross-muliply 2/3 r = 18 multiply both sides by 3/2 thank you

*April 13, 2007 by patti please help*

**Science -- same q, dont reply if you dont know!**

Alright, so I'm doing a lab report, and I have this word equation: iron (III) nitrate + sodium hydroxide --> iron (III) hydroxide + sodium nitrate I would like to turn this into a balanced equation, and I have: Fe(NO3)3(l) + 3NaOH(l) --> Fe(OH)3(s) +3NaNO3(l) (the ...

*September 17, 2009 by Lauren*

**about Engineering**

Electronic and Communication Engineering is mainly Mathematical analysis, implemented in practical circuits. You have to understand higher forms of math, and think in those terms. You have to understand the imperfect models used for systems analysis. You have to understand ...

*May 24, 2007 by bobpursley*

**english**

i do not a understand what a exemplum is. Could someone please help me and give an example to also help me understand. thanks

*October 5, 2010 by Anonymous*

**math**

wx + zy = c Solve for y. I don't understand this. If you know what Carnegie is, then you would know I don't really understand. So please help me. help me with the steps

*October 13, 2016 by jess*

**math**

what kind of book can help me understand about propabilities,please let me know,i am not lazy,but i am really not understand,many thanks

*February 11, 2013 by karen*

**Investment???**

Erik Johnson has just become a heir to $15 000. He is 23 years old, and he has graduated from a University business program. He works as an assistant managager of a retail store. He lives with his friend in a two bedroom apartment. He saves 5% of his monthly paycheck. Erik ...

*March 29, 2011 by Math Help*

**Math**

Okay I understand that your ment to combine like terms but can someone help me understand this question better. Please. 9y-11-5y=25

*October 18, 2016 by Wossum*

**math**

hey i need to understand how to figure out an area of a 3-D prizm. sreached on the web but don't understand it please help

*April 27, 2009 by noor*

**Math**

I understand how to make Stem-and-Leaf plots,but I don't understand what to count by if my numbers are (from least to greatest) 13,14,16,18,20,32,33,52,58,61,and 67.Please help me!!!

*October 18, 2010 by Bethany*

**Chemistry**

I do not understand the acid + base ->conjugate base + conjugate acid Please explain it to me with an example. I really do not understand it and I truly need your help. I do not understand how he hydrogens transfer and stuff like that. Your help is very much appreciated! ...

*March 24, 2013 by Krystien*

**Bio.**

I don;t understand what a taxon is :S I looked at the wikipedia definition and I don;t understand it at all. Could someone please explain it to me a simple terms. Thanks.

*December 8, 2008 by Lena*

**social studies**

Why should the 3 R's be rehabilitated? Thank you for using the Jiskha Homework Help Forum. If, by the 3 R's, you mean "Reading, Riting, Rithmetic" you would be illiterate without them. Aside from their being so much enjoyment in reading, what would happen if you could not read...

*February 11, 2007 by Kelsey*

**accounting HELP**

I know what the moral standards approach is, but what I do not understand how a stakeholder impact analysis might be done using the moral standards approach. Can somebody explain how to do this? I have already gooled it and still did not understand it. I just need it explained...

*April 24, 2009 by AW*

**Science**

I have to write about water convection, and whenever i look it up, it's using terms that i don't understand. So i don't understand what it is asking, could somebody please help me?

*November 28, 2007 by Dawn*

**Math(Please help)**

I know I posted this yesterday but I really do not understand this and I did not quite understand the comment on what to do. Find the real solutions of the equation. x = 2 sqrt6x-36

*September 20, 2010 by Hannah*

**Physics **

I don't understand anything about the centripital force and torque please HELP me to understand hoe to solve problems relsted to this topics,

*August 29, 2011 by John*

**Physics **

I don't understand anything about the centripital force and torque please HELP me to understand hoe to solve problems relsted to this topics,

*August 29, 2011 by John*

**Physics **

I don't understand anything about the centripital force and torque please HELP me to understand hoe to solve problems relsted to this topics,

*August 29, 2011 by John*

**statistics-PLEASE HELP quick**

I understand most of the formulas however Im not sure what the answers tell me. I did a frequency distribution table for all points scored by a football team over 4 years, but I don't understand what my answers mean and I don't want to look stupid in front of my class. Can ...

*December 16, 2013 by Amy*

**math ergent please please...**

10.a)Solve the inequality x^3-5x^2+2x+8<0 by i) using intervals ii) considering all cases I did this but my teacher said that when i solved this: x^3-5x^2+2x+8<0 (x+1)(x^2-6x+8) (x+1)(x-4)(x-2)<0 She told me to show all the steps, but i don't know how to show more. so...

*November 29, 2013 by kavi*

**algebra**

Solve the following equation: k2 + 4k = 0 By factoring and By using the quadratic formula Can someone please help me to understand how to this problem...I do not understand the steps to get the correct answer. Thanks!!!

*February 28, 2010 by lena*

**Geology**

I need help with a radiometric dating equation. I am trying to determine the age of a sample that has a 40AR/40K ratio of 4.5. I understand the equation of D=Do+N(e^.693t-1). I understand I would set Do to zero. But what is D? I went to geology tutoring and she said to plug 4....

*December 4, 2008 by Aracely*

**english**

Please help me ive been trying to figure this out, but I DO NOT understand it...I do not understand what an embedded sentence is We have to find the embedded sentences in: I deplore the fact that bats have wings. That Guinevere loves Lorian is known to all my friends. please ...

*July 7, 2008 by Anonymous*

**common sense question, i just dont know how to ans**

Why must the test tubes be thoroughly cleaned and dried when one part of the procedure is completed before starting the next part of the procedure ? Please help me with this, thankyou so much!

*October 27, 2013 by Sky*

**I DONT KNOW**

WHAT IS THE DEFINITION OF ANTHROPOLOGY

*May 18, 2009 by FIONA*

**Alg. - Steve please help**

Steve I already asked you the question about the absolute value of 3x-2=8 and absolute vale x+1=1....value of x...and your answer was does 0 or -2 satisfy both ....they dont...so is it no solution?

*February 1, 2013 by Deborah*

**Math, Please Help! I don't understand!**

I need help because I don't understand how to solve this equation. 37. x/a - 1 = y/b for x So... does it mean solve for x? 39. V = 1/3 * pi * radius^2 * h for h So... does it mean solve for h? As you can see, I am really confused. Please help.

*November 4, 2014 by Alexandra*

**AP Biology**

Please could someone explain Glycolysis ? I understand it involves cellular respiration, i believe it is the first step. I understand it uses gluscoes and pyrucate. I do not know what either of these words are. Thank You!

*September 30, 2007 by Margarette*

**Math**

I have no idea how to understand quantitative comparison questions which involves the understanding of arithmetic mean. I need to understand the question first to do the problem, please explain. Thank you

*May 12, 2009 by DANA*

**math**

So i was going over a problem that i didn't understand which is What is the slope of the function described in the table below? x I y 0 | -3 2 | -2 4 | -1 6 | 0 the choices were f) -3 g) 1/2 h) 2 J) 3 i know that the answer is g because my family told me but i don't understand...

*August 12, 2016 by Katherine*