Please help find the rational roots of f(x)=4x^4  3x^3 + 2x^2 +x  3 another is f(x)=3x^3  2x^2 + x  1 I tried but still confuse please help really really need help Thank you very much!
143,398 results, page 25

Algebra
Can you please show me step by step to the answer you have given me. 1/4(8x+2). I still do not understand how you came up with the answer. Thank yooi 
math
I'm trying to solve these equations but it seems I didn't get the correct one. please help if you still can. to solve the equations: 1. 0.4 =32z 2. 8n  2 = 14 3. 2 (x + 3) = 4 Thanks a lot. 
Math! Please Help!
1. What is the simplified form of (–3x^3y^2)(5xy^–1)? I think it is 15x^4y 2. What is the simplified form of –9m^–2n^5 × 2m^–3n^–6? I have no idea on this one. :/ 3. A rectangular pasture has a fence around the perimeter. The length of the fence is 16x^7 and the ... 
CHEMISTRY
What are the ka and kb reactions of NaHSO3 ? I tried it out and thought it would be ka= HSO3(aq) + H2O(l)= H+(aq) + SO3(aq) kb= HSO3(aq) + H2O(l)= H3O+(aq)+ OH(aq) Would that be right? or is it wrong? please can you take a look at it . Thanks. 
CHEMISTRY
What are the ka and kb reactions of NaHSO3 ? I tried it out and thought it would be ka= HSO3(aq) + H2O(l)= H+(aq) + SO3(aq) kb= HSO3(aq) + H2O(l)= H3O+(aq)+ OH(aq) Would that be right? or is it wrong? please can you take a look at it . Thanks. 
Physics
What is the speed of the wave represented by y(x, t) = A sin(kx − ωt),where k = 7.0 rad/cm and ω = 3.6 rad/s? answer should be in cm/s I tried to subtract 73.6= 3.4 which is wrong and I also divided 7/3.6=1.94 , but that is wrong too. I don't know how to do ... 
Rational Exponents  Please Help!!!!
I will appreciate it if anyone can help me with the following: 1. The optimal height h of the letters of a message printed on pavement is given by the formula . Here, h= (0.00252d^(9/4))/e d is the distance of the driver from the letters and e is the height of the driver’s ... 
Government
Iowa has to honor a marriage that was granted in Indiana. True False Im so confuse 
math
need to simplify the rational expression plus find the excluded value 3c+33/c+11 
Algebra
Can someone help me with this one? Find all numbers for which the rational expression is undefined. 6/4w+5 Thanks 
alg
find the LCD for the following rational expressions. 3 / (x^2  2x) + 1 / 2x (x^2  5x + 4) a) ( x  1) (x  4) b) (x  1)^3 (x  40 c) (x  1) (x + 4) d) (x  1)^2 (x  4) did i write it the correct way 
11th grade
Find the lowest common denominator of the rational expression: 1/m = (m34) / 2m squared 
Algebra
*correction of previous post* Find the LCD of the rational expressions in the list. m2/m^2+2m , 8/m^2+6m+8 
math
The product of two rational numbers is 28/81 if one number is 14/ 27 find the other 
Earth Science  Please Check My Answer
Please help me with the following question: Please select the word from the list that best fits the definition Creates clouds, snow, sleet, rain and hail A. Radiation B. Conduction C. Convection D. Water Cycle I think the answer is mostly B, but I think it could be D as well. ... 
PreCalc
Please check answer and help with one of them: 1. check please car in an accident speed of car is the s, d is length of skid=30 feet f is coefficient=0.5 use formula to find s=sqaure root of 30*f*d My answer is 21.21 because I took square root of 30(0.5)(30) 2. this one is ... 
PreCalc
Please check answer and help with one of them: 1. check please car in an accident speed of car is the s, d is length of skid=30 feet f is coefficient=0.5 use formula to find s=sqaure root of 30*f*d My answer is 21.21 because I took square root of 30(0.5)(30) 2. this one is ... 
Algebra
Hi. I need help on this homework problem. I don't know where to start of how to do this. Will you please help me? Find the value of digit A if th givedigit number 1243bis to be divisible by both 4 and 9, with A not equal to B. I don't understad this at all. I need your help ... 
Geometry (Please check my work)
Find the image of O (2,1) after two reflections, first across the line y=5, and then across the line x=1. I believe the answer should be (1,6) Can someone please confirm? 
Physics
Aqua dude can swim at a speed of 2.0m/s in still water. A river is 48 m wide and has a current of 1.5 m/s [E]. He starts at the Southbank and swims so that he is always headed directly across the river. A) what is Aqua dudes velocity relative to the shore? B) how long does it ... 
Physics help please
A 40kg child is standing still on a 10kg skateboard, which is also at rest. If the child walks to the right at 2 m/s, what is the resulting velocity of the skateboard? 
Algebra
STILL DON'T GET THIS can anyone explain me this please a cylinder has a volume of 19cm^3. If the radius is doubled, what is the volume of the new cylinder? HOW TO DO THIS 
English help
I added more of my ideas: Is the main conflict in Return of the soldier between Chris's desire to return to the past and his responsibility to the present, between Jenny and Kitty or is it between two other opposing forces? I must write an essay about this so please help me. I... 
chemistry
I'm having a problem with the gas constant. This is it: In the question: Calculate the amount of moles of a gas if .455 occupies a volume of 250mL at 27 degrees Celsius and 772mmHg. I do all the correct steps using the R = 8.314 for the 772mmHg. I get .077 for this, which is ... 
Chemistry
What is the pH of the solution created by combining 2.40 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HC2H3O2(aq)? Can somebody explain how to do this? I am stuck. I've tried solving for H+ concentration. I got .00024M and subtracted it from [OH]. Then I solved for ... 
Chemistry
(Paper Chromatography) 1. What carrier solution might work well to separate newspaper inks? Why? 2. What carrier solution might work to separate different salts? Why? 3. What carrier solution might work to separate different fatty acids? Why? I really have no idea what the ... 
Pre algebra
Which of these nonterminating decimals can be converted into a rational number A 0.48907542 repeating B 0.02020202 repeating C 0.92589542 repeating D 0.10203040 repeating ******* Paul is painting a square wall with an area of 115 square feet. To the nearest foot what is the ... 
English
1. He tried to express his anger through his paintings. 2. He tried to express his anger with his paintings. 3. He tried to express his anger by his paintings. 4. He tried to express his anger _______ his paintings.  What prepositions can ... 
math
What is the base 7 representation of the number 275? 21201 is the base 3 representation of what number? I'm having trouble with both questions. Can someone help me out? I tried using the internet but I was still confused. 
Math
How do you convert a number to whatever base it indicates? For example: convert 252 base six to base five. I have tried posting for my teacher to help me, but he doesn't seem to get what I am asking. Can someone please explain the process and not just the answer? Thanks!! 
Inertia
A thin, uniform rod is bent into a square of side length a. If the total mass is M , find the moment of inertia about an axis through the center and perpendicular to the plane of the square. Use the parallelaxis theorem. Express your answer in terms of the variables M and a. ... 
History
Why do you think the "Seven Commentaries on the Gallic War" was written? Suggest one theory cocnerning the book and to support your theory through examples from the book should be used. PLEASE HELP! i've tried other websites and I cant get a lot of information! HELP! 
Algebra
which of these numbers can be classified as both real and irrational? 1. 5.858585858 2. 63.4 3. root 21 4. root 36 which is both a real number and an integer? 1. 23 2. 1/4 3. root 27 4. 3.402538 which of these number is classified as both real and rational? 1. root 17 2. root ... 
science
How ionising radiation affect the cell, DNA and can lead to tumours /leukaemia? nothing too complex please note form will be fine, in which I can use it in my explanation. if you can please put it in your own words as I find it much easier to understand and explain in my ... 
SCIENCE
How ionising radiation affect the cell, DNA and can lead to tumours /leukaemia? nothing too complex please note form will be fine, in which I can use it in my explanation. if you can please put it in your own words as I find it much easier to understand and explain in my ... 
Math check my answers please!!!!
1. Find the volume of a square pyramid with a base length of 9 cm and a height of 4 cm A.324 cm^3 B.108 cm^3 C.36 cm^3 D.152 cm^3** 2. Find the volume of the given cone. It has a radius of 6 in. And a height of 11 in. A. 320 in^3 B.1,224 in^3 C.415 in^3** D.622 in^3 3. Find ... 
Please proofread my essay
Could you please proofread my essay. Please check pronoun usage,fragments, a better title and better thesis. Here is my prompt: 1. Does the US need to reduce its dependence on Middle Eastern oil? If you argue that it does, then provide a way for this to be accomplished and a ... 
Physics
Hi I am absolutely stumped on this question. A loudspeaker is placed between two observers who are 110 m apart, along the line connecting them. If one observer records a sound level of 60.1 dB and the other records a sound level of 74.9 dB, how far is the speaker from each ... 
Physics
Hi I am absolutely stumped on this question. A loudspeaker is placed between two observers who are 110 m apart, along the line connecting them. If one observer records a sound level of 60.1 dB and the other records a sound level of 74.9 dB, how far is the speaker from each ... 
Physics
Hi I am absolutely stumped on this question. A loudspeaker is placed between two observers who are 110 m apart, along the line connecting them. If one observer records a sound level of 60.1 dB and the other records a sound level of 74.9 dB, how far is the speaker from each ... 
Physics
Hi I am absolutely stumped on this question. A loudspeaker is placed between two observers who are 110 m apart, along the line connecting them. If one observer records a sound level of 60.1 dB and the other records a sound level of 74.9 dB, how far is the speaker from each ... 
math
1. Rosa, Roberto, Andrea, and Inno find an estimate for the square root of 10. Who has proposed the best solution? a. Rosa: "Use the sqaure root of 9 and the square root of 25 to estimate." b. Roberto: "I will use the square root of 4 and the sqaure root of 9." c. Andrea: "It ... 
please, please help
can someone please help me on my earlier post? 
math please help me
18n20 = 3610n then what is n? please please help me 
Math
How do you solve this? I posted this question last night and someone answered but it wasn't the right answer. I have tried so many times and still can't get the right answer. the right answer is suppose to be 15/2 5/61/3+ 7/8/(1/2)^3 Thank you for your help!! 
math
I tried everthing but,I couldn't solve it. Please help me.the answer at the back is 40960.13 question: solve for x and check your solution. logx/log2 + logx/log4 + logx/log8 + logx/log16 = 25 THANK YOU FOR YOUR KIND HELP!!!! 
algebra
Can you explain this? An intercept of the quadratic graph is the same as the root of quadratic equation. You have to find out the discriminant. If the discriminant is positive, you have two roots which equals two intercepts. If it is zero, there is one root which equals one ... 
Geometry proving quadrilaterals
Proving quadrilaterals PLEASE PLEASE PLEASE HELP *the diagonals of a square bisect the vertex angle * the diagonal of a rhombus are perpendicular *each diagonal of a rhombus bisects the opposite angles of the rhombus help me prove please how ? tell me 
Kinematics Physics
Please let me know if someone can help with this subject. I have summer school in physics because I did not get the first semester. I am still not getting it. Alyx Yes, we can help you. Post your questions, show your work, and we'll guide you in the right direction. 
Career Urgent
people i really need your help i don't know waht are the the negative things being a web designer/developer i thought for more than an hour and i still couldn't figure out what are the neagtive things please help and thank you 
ALGEBRA
Jim paddles a canoe upstream at a rate o 3mi/hr. Traveling downstream, he travels at 8 mi/hr. What is his rate in still water and what is the rate of the current? PLEASE SHOW THE SOLUTION EQUATION 
Calculus  MathMate Please help
ok, i tried to do what you told me but i cant solve it for c because they cancel each others out! the integral for the first one i got is [sin(c)cos(x)cos(c)sin(x)+sin(x)+c] and the integral for the 2nd one i got is [sin(c)cos(x)+cos(c)sin(x)sin(x)+c] I don't know what to ... 
English
1. Wilma tried very hard to succeed as an athlete. 2. Wilma tried to succeed as an athlete very hard. (Do both sentences have the same pattern and the meaning? Is the verb 'tried' a transitive verb, and take an object the to infinitive? Or is the verb 'tried' used as an ... 
Calc. Help Please.
Find the value of the definite integral using sums, not antiderivatives: int= integral sign int((x + 2)/(x^(3/2)),x= 16..25)dx Please help... even just showing me how to get started would be greatly appreciated. 
math help please urgent
the difference of two numbers is 27. the first number is equal to one more than twice the value of the second number. find both numbers. please show work. 
prealgebra
please help me to find the least possible consecutive odd integers such as that eight times the smaller one is at least 25 more than the difference of the two integers. I don't remember my teacher teaching this so please help me. 
Math Approximation to find greater fractions
Which fraction is greater ?? 13/30 or 25/41 Please use approximation and please explain answer!! 
geometry A please help
given <A compl to <B <C is compl to <B <A=(3x+y) <B=(x+4y+2) <C=(3y3) find the measure of all 3 angles show all work please I don't know how to do it thank yu 
maths(PLEASE HELP!)
The mass of a 10p coin is 6.5g find the mass in kilograms of the coins in a £10 bag of 10p. Answer please:????????? 
Canadian Law
I was asked the question, what are some principles of law that can be used in everyday life? I got the following: don't judge a book by it's cover innocent till proven guilty I can't think of anymore. Could someone help me please. I've tried google but it dosen't seem to help... 
computers
I have this problem with my PC The sound won't function properly. I've checked the volume controls and audio properties, etc, but they seem to be working fine. It's just that the sound won't come out. I've also tried installing a new set of speakers, yet they don't work either... 
Calculus
Suppose that f (x) is a function such that the relationship given below is true. f (3 + h)  f (3) = 9h^2 + 8h (a) What is f '(3)? (b) What is the slope of the secant line through (3, f (3)) and (7, f (7))? Please do not use shortcuts(from future chapters) and show steps so i ... 
calculus
Suppose that f (x) is a function such that the relationship given below is true. f (3 + h)  f (3) = 9h^2 + 8h What is the slope of the secant line through (3, f (3)) and (7, f (7))? I am stuck on this one , tried every thing in the world. i don't know how to do it since there... 
Math 111
Use the discriminant to determine the number and type of solutions for the given equation. Either A, B, C, OR D 2x^2 = 7x  8 A One (repeated) rational solution B Two irrational solutions C Two imaginary solutions D Two rational solutions 
math
Please help with this test, I was out of school for awhile due to my dad passing away from heart and kidney failure. I'm trying to catch up on missing work and get good grades to make my mom happy and every time I ask my teachers for help with this test they really don't help ... 
MATH!!!
Consider the following where s is in feet and t is in seconds. s(t) = t3 + 4t2 + 6t + 4 (a) Find v(t). v(t) = (b) Find a(t). a(t) = (c) Find v(3). (d) Find a(3). see above. Please stop posting under different names. WHAT?!! 
Statistics PLEASE HELP FINAL IN 1 HOUR
Is a new hair shampoo product actually effective? Ask participants to grade themselves on scale of 110 how attractive their hair is both before and after using a shampoo product after 2 weeks Results Subject Initial Rating (A) Rating After 2 Weeks (B) 1 1 5 2 2 3 3 5 5 4 3 7 ... 
physical science
I must divide a blockletter shaped L diagram of a piece of land into four lots that are the same size and shape. The perimeter has one number next to each of the 6 sides. The numbers are (clockwise, beginning at the top) 1, 1, 1, 1, 2, 2. Can you help me figure this out ... 
Physics
An airplane is ﬂying through a thundercloud at a height of 2100 m. (A very dangerous thing to do because of updrafts, turbulence,and the possibility of electric discharge.) If there is a charge concentration of 20.7 C at height 3280 m within the cloud and −53.1 C ... 
Math please help!
the speed of the current in Puget Sound is 5 mph. A barge travels with the current 26 miles and returns in 10 and 2/3 hours. what is its speed in still water? 
ECT
ECT = Electronic Control Tech aka robotics So i need to make a project and i don't know what to make  not really homework but still please help me out. 
Art im so sorry whoever is reading this
sorry it was about her i needed the painting of her by Ben Quilty what feeling are expressed in the painting still are there any websites please 
Science
Suppose the moon rotated on its axis just as quickly as earth. Would you still see the same side of the moon from earth? Please help! 
Precal
let P(x)=2x^4x^3+13^28x24. Use synethetic division to show that x+1 is a factor of P(x) Answer:2x^33x^2+16x24 Then find all real and imaginary roots of P(x)=0. 
Add maths form 4
The quadratic equation 2qx(x+1)8x^21, where q is a constant, has no real roots. Find the range of values of q. Answer given is 2<q<4 
Phsyics Plz Help
How many grams of carbohydrate does a person of mass 75 kg need to metabolize to climb five flights of stairs (15 m height increase)? Each gram of carbohydrate provides 17.6 kJ of energy. Assume 10.0% efficiency—that is, 10.0% of the available chemical energy in the ... 
Chemistry
Hello. My teacher gave us a worksheet today she tried to explain it but I still don't understand it can someone help me please? 1) A jar is filled with mercury and has a volume of 500.mL. What is the mass of mercury in the jar? Show your work for credit. 2) GE's light bulb ... 
Physicsplease help!!!
A 190 g particle is released from rest at point A inside a smooth hemispherical bowl of radius 25.0 cm. Calculate the gravitational potential energy at A also, how do you find kinetic energy if you aren't given velocity? please help me! i would really appreciate it 
religion,help
How do contemporary Buddhist practices reflect the foundations of the religion? can someone explain to me what does this question is asking or help me out because i've tried answering it in previous postages. but i just don't understand. please someone help me i fugured it out 
Algebra
write the equation of the line passing through (6, 9) and (0, 9). Can some one help me with this please. When I tried to solve this problem I got a slope of 0 and I do not know what to do from there I notice the y is constant, so there is zero slope. The equation of the ... 
calculus
Let z = ∫(e^sin(t)dt) from x to y a = x b = y I tried thinking about it like a chain rule but even then i'm a little unsure. I know dz/dt = e^sin(t). Can you please point me in the right direction if i'm supposed to use the chain rule. 
calculus
Let z = ∫e^(sin(t))dt from x to y a = x b = y I tried thinking about it like a chain rule but even then i'm a little unsure. I know dz/dt = e^(sin(t)). Can you please point me in the right direction if i'm supposed to use the chain rule. 
calculus
Let z = ∫e^(sin(t))dt from x to y a = x b = y I tried thinking about it like a chain rule but even then i'm a little unsure. I know dz/dt = e^(sin(t)). Can you please point me in the right direction if i'm supposed to use the chain rule. 
Literature(Please help)
I tryed finding information on how to cite a movie in MLA style but I am still confused. I need to cite the movie Smooth Talk by Joyce Chopra. All I know is the name of the movie, director, pg13 and 1986. Please help. Thank you. Also, I need to cite a journal article. Is this... 
Please Help Anyone! :]
____ kg = 440 g ((Help Please)) ____ kg 1,006,000 ((Help Please)) 8.6 kg = ____ g ((8600/0.0086??)) 800 g = ____ mg ((800.000??)) 1.7 kg = ____ ((1700/0.0017??)) ____ mg = 6.2 kg ((Help please)) (((((I understand it it's just I can't get a correct answer again.Can someone help... 
Math
Let f(x) = 2x + 1 − sin(x), how many roots does f(x) have in the interval [−π, π]? Use the next steps to prove that it has only one root. a) Use the Intermediate Value Theorem to show that f(x) has at least one root. (b) Explain why f(x) is increasing on ... 
english
Can I please, please get some websites that will show me the local government structure of dekalb county (atlanta, georgia), and, political issues concerning dekalb county. This is stuff I need for my paper, I've been searching google all day, but nothing sticks out. Please ... 
English  Please read.
I know what an epic simile is but I'm trouble finding two epic similes in these line I've given below. And I also need to know why I think the author used these two epic similes Please help! Here's the lines I have to find the two from : The Odyssey : Book 9 "forward they ... 
social studies(World Geogrophy)
a straight is a narrow body of water connecting two larger bodies of water. Find an example of a strait on a map, and write the example...... PS.I DO NOT UNDERSTAND.. PLEASE PLEASE HELP!!!!! 
ECONOMICS HELP PLEASE
i need to find any sources (articles) dealing with factory orders, employment levels, foreign companies, and factory closures... because I need to write a page of each one of them and what it means also...please help me on it 
inverse trig HELP PLEASE!!
Write the general solution to y = arcsin (0.6428). 40°±360°k 140°±360°k 220°±360°k 320°±360°k How do I find the right answer? I am like seriously stuck. I need help please. 
aig math
the sum of 2 numbers is 77. one number is 2 1/2 times as big as the other number.find the difference between the 2 addends.please show how you got your answer. my answer is 72.6, am i right if not please tell me why and how. 
history
what were the 5 factors that created an enviornment in Europe where dictators were able to take control of countries such as Germany and Italy? Please can you help me on this question. The subeject is history. I did put a subject. But i can not wait longer.please please help ... 
math(please help)
mr.wilson charges 215 dollars a month to board horses. if he boards a total of 25 horses,how much money will he earn? please show your work. my answer is 5,375 am i right if not please tell me why and how. 
Economics
Hi, please help me with this econs question! thanks! I'm asked to sketch the average and marginal cost curves of a software company, in which when it first starts up, the costs are extremely high. (High start up costs, millions of dollar spent to make the software)But after it... 
None of my questions are being answered
I need serious help for the questions i put on here and no one is helping me? ive tried using different names, subjects and said please and thank you and no one has yet helped me. I'm not impressed by this. Thanks but no thanks for the help. Jake/cabe/eliza 
Physics
An elevator (cabin mass 600 kg) is designed for a maximum load of 2100 kg, and to reach a velocity of 3.1 m/s in 3 s. For this scenario, what is the tension the elevator rope has to withstand? This is what I've tried and is incorrect. 2100kg + 600 kg= 2700kg (m) (3.1/3)= 1.... 
Chem
Which of the following will be more soluble in an acidic solution than in pure water? SrSO4 CsClO4 CuCN Ni(OH)2 AgCl Please help explain why! I've tried submitting the ones that are insoluble in water and it was wrong. I know it has something to do with basic anions but I don'... 
chemistry
How many liters of hydrogen gas are produced during an enthalpy change of 50kJ, assuming STP conditions? 1L= 1kg zn+ hno3 yields znn03 + 1/2 h2 +100kJ 50 kj x (1mol h2/ 100kj) X (2.02g / 1 mol) h2 ) = 1.01 g please help tried to get the answer but it it supposed to be 11.02 ... 
English
i don't know if you remember helping me with my poem analysis on Amulet by Ted Hughes, but i need more help. i don't know what i'm doing wrong here but i can't find what i'm looking for. So why do you think Ted Hughes wrote this??? what do you think he mean by it??? Do you ...