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 22

  1. COM/220

    I need a little help..I have to find a good argumentative thesis statement. My goal is to prove that cyber-bullying is worse than regular bullying. I have tried several different times to come up with a good statement that is argumentative but to no avail the instructor keeps ...
  2. Math

    Using the TI-89 Titanium calculator: Find the largest and smallest values of each of the following functions on their given intervals. (I'll show you one) f(x) = 2^x + x^2 [-4, 1] I put in the function on the Y= screen as shown, then -4 < x < 1 (it's actually the less ...
  3. physics grade 11

    Fretta and her brother deucde to visit some friends near a house.they decide to travel along the road and go 250 m(W),360 m(W40degreesN), and then200 m(N).. we need to find :the resultant displacement. hi please help me with this, so far iv figured it out as a rombus shape, so...
  4. the play hamlet

    in his plays william shakespeare wrote a great many phares that have stood the test of time. see whether you can rearrange the letters below to discover shakespeares phares still used today. a)d t o h i n i a van_s_e_ i_t_ _h_n _ir hint: its what hamlet's fathers ghost did ...
  5. algebra someone please help i cant get it

    he is missing 3 cents to buy an ice cream bar. she is missing 5 cents to buy the same ice cream bar. they combine their money but they are still 1 cent short. how much is the ice cream bar? Check your last post. Please don't double post.
  6. Geometry

    Okay, this is a problem that I've tried over ten times before getting a fresh problem and trying that one too. I've never gotten a correct answer and I can't figure out why it's not right. Here's the problem, "Find the distance between each pair of parallel lines." 21. y=2x+2 ...
  7. Finance

    i have tried so hard to understand this and i am totally confused. I just don't know where to begin. Can someone please, please help me?? Given the following information, answer the following: TR=$3Q TC= $1,200 = $2Q 1. what is the break-even level of output? 2. If the firms ...
  8. algebra!

    If the measure of angle A is doubled and then decreased by 10 while the complement of angle A is decreased by one-third of itself, then these two anlges formed are still complementary. Find the supplement of angle A. Please explain so i could understand. thank you ! Isn't this...
  9. current and magnetism

    A current loop with radius 20 cm and current 2 A is in a uniform magnetic field of 0.5 T. Considering all possible orientations of the loop relative to the field, what is the largest potential energy difference (in Joules) you can find between two orientations? I tried the ...
  10. equation

    9^x(-2)+3^3x=81.... here is wat i did bt i go confuse (3^x)(-4)+(3^x)3=81 let 3^x=b b/4+b^3=81 multiply tru 4 b+b^3=81
  11. 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 - 4) c)(x - 1) (x + 4) d)(x - 1)^2 (x - 4)
  12. 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)^2 (x - 4) c)(x - 1)^3 (x -4) d)( x - 1) (x - 4)
  13. algebra

    find the lcd o this rational algebraic expression 3x/x-4,2x/x+4
  14. maths

    if a and b are rational numbers in^3+1/^3_1=a+b^3 find the value of and b
  15. maths

    if the product of 2 rational no. is 25/42 and one of them is -20/7 find the othr
  16. math

    Find five rational numbers between - 3/5 and - 1/2
  17. maths

    find six rational number b/w 3/8and-1/2
  18. math

    find six rational number b/w3/8and-1/2
  19. Statistics

    The rate of chlamydia infection was reported as 2.78% in a recent year. Under certain conditions, a preliminary screening test for the chlamydia bacterium is correct 96% of the time. One person is randomly selected from the population. find the true positive. Can someone ...
  20. Chemistry PLEASE HELP!

    • A compound is known to contain only C, H, and N. • On combustion of a sample of 12.5 mg, 22.3 mg of CO2 and 15.2 mg of H2O were produced. •Use this data to find the empirical formula for the compound. (Please show working out)
  21. algebra - please help!

    Liam is single. He has no children and an adjusted income of $26,700. Find his income tax. A. $1,735 B. $2,185 C. $2,732.50 D. $1,835 Please walk me through on how you got the answer..
  22. Chemistry

    what volume of 0.120 M NaOH must be added to 100 ml of 0.100 M NaHC2O4 to reach ph of 4.70? H2C2O4 Ka1 = 5.9 x 10-2 HC2O4^- Ka2 = 5.1 x 10-5 The answer is 60 ml but I don't know how to find it. Can you please show me the steps and how to do it please
  23. Journalism

    Please im begging you were going to submit the last articles tomorrow, help me make a feature article ... the topic is about unity for what happened in the philippines, the super typhoon yolanda please pleasple please
  24. chem ! help!

    .A balloon is filled with 14 L of gas at 302 K. What is its temperature in Kelvin when the volume expands to 20 L? Round to the nearest whole number. Don't forget the units. my teacher explained it but im still lost please help
  25. algebra

    List all possible rational zeros given by the Rational Zeros Theorem (but don't check to see which actually are zeros). (Enter your answers as a comma-separated list.) S(x) = 6x4 − x2 + 6x + 12
  26. Social Studies

    PLEASE EXPLAIN IN YOUR OWN WORDS PLEASE PLEASE HELP IN YOUR OWN WORDS PLEASE. :( :( I REALLY NEED HELP PLEASE HELP ME PLEASE :( :( 1) Explain the similarities and differences between corporate farms and mixed-crop farms. 2) Identify two problems resulting from urban sprawl in ...
  27. Algorithm

    Pkease who can help? I need to know a pseudocode to display the first n positive integers given n from the user. here is what i tried PROMPT “Please enter n” GET n IF n==1 then DISPLAY “1” WHILE n>1 COMPUTE intiger=n-(n-1) DISPLAY integer ENDWHILE
  28. MATH,HELP

    Can someone show me how to even do this problem. Find all positive values for K for which each of the following can be factored. x^2 + x - k News flash: It can be factored with any term (although the roots may not be real roots). Now if you mean factored with real values for ...
  29. Math, Algebra

    So I've tried for two days to figure out this problem. I tried to ask my friend to help me but she just won't. My parents don't know anything about math, they said so themselves. The first day I tried I cried I got so frustrated. The second day I just gave up. Today is my last...
  30. Math, Please Help!!!

    how to divide x^3 - x^2 - 22x + 13 by x^2 + 4x - 2. Please Help!!! Please Hurry!!!!
  31. Math (PLEASE HELP)

    2x-3y=-2 -2y+3x=12 ~Explanation too, please! I really need help! Please and thanks!
  32. algebra

    Determine the value(s) of k for which x^2+(k-2)x-2k=0 has equal and real roots. a x^2 + bx + c = 0 has two different roots if the discriminant D defined as: D = b^2 - 4 a c does not equal zero. If D = 0 then there is one root. That root is then real if b/a is real. In this ...
  33. Algebra

    I know that standard form is Ax+By=C, but I'm not really sure how to do this problem. All help is welcome. Thanks in advance. Write an equation for each line: through (-1,3) and parallel to y=2x+1 I know that the slop will be 2 because it is parallel. If m=2 then used the same...
  34. Chemistry

    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 pOH and used that to get pH but still got the wrong answer. Somone plz explain this to me.
  35. Algebra

    Insert grouping symbols in the proper place so that the given value of the expression is obtained. 5-3.2+8.5-2;28 I tried it different times and I got 30, so I give up, I need help please. Thanks! Is the decimal point in 3.2 and 8.5 supposed to indicate multiplication? If so, ...
  36. social studies

    How were the Aborigine people affected when their children were forced to live with British families or in institutions? can someone help me with this question I have tried and went thru the study guide, talked to my teacher, and I just need a little boost please help
  37. Physics

    Please help. I got 338.82 for the velocity and wanted to get the distance, but I can't seem to do it because I don't have the wavelength. Please help! A stone is dropped from rest into a well. The sound of the splash is heard exactly 2.20 s later. Find the depth of the well if...
  38. Math

    I need help figuring this out, I tried to simplify 3 times this are fractions, I can't express fractions in here.. -4/7x=12/35 (-7/4) x (-4/7) = -7/4 x 12/35 1 times x = 84/140 I am having trouble simplifying I got so far 42/70, 21/35 and are wrong please help
  39. math

    my friend asked me how to do this probelm and i could not figure it out for the live of me. its simple im pretty sure. (6-5i)/(6+5i) I tried using the conjugate method and my answer did not come out correct. can you please answer this?
  40. Math

    Can someone please help me with my math homework problem? My mom tried but she doesn't understand it. What is the surface area of a right circular cylinder with base circle of radius of 5m and height of the cylinder 10m?
  41. calculus

    im using chain rule to answer this question: -5 ((x^2) - 4x + 1)^(1)/(2) tried to use calc to get answer to base off of but this is a nonreal number. does this mean i will have to use imaginary numbers? please help
  42. algebra

    1)Identify the y-intercept and the axis of symemetry for the graph of f(x)=-3x^2+6x+12. answer=12:x=1 2)Determine whether f(x)=-5x^2-10x+6 has a maximum or minimum value and find that value. answer=maximum -1 3)Solve x^2=4x by graphing and indicate the roots. answer=0,4 4)...
  43. math

    Consider the function f(x)= 3 ------. x^2-25 a) Determine any restrictions on x. b) State the domain and range. c) State equation(s) for the asymptote(s). d) Determine any x- and y-intercepts. e) Sketch a graph of the function. f) Describe the behaviour of the function as x ...
  44. Spanish

    PLEASE HELP!! I'm confused because I know that the conjugated form for "yo" is digo, but I think it might be decir also because its translated as I have to tell the truth, and decir means "to tell." Yo tengo que _______ la verdad. decir dicen decimos digo PLEASE PLEASE PLEASE ...
  45. Pre-calc

    Find the effective rate of interest for 5.25% compounded quarterly. I don't know how to solve this. Would I use this equation A=Pe^(rt) But still I don't know because even if I put the given info into the equation I still need P and A
  46. English

    please help i have searched and read and still cant find the answers i am looking for. which sentences contains three prepostions? a. Ben has done without a car for six months. b. The quick brown fox jumped over the lazy dog. c. The boys might have cooperated if they had not ...
  47. Psychology

    Whay has Rational Emotive Therapy been renamed Rational Emotive Behavior Therapy?
  48. Art

    i have to do a still life about "Music", but i have no idea how to do it. i just know that i'm definitely going to add a guitar but what else? please give some ideas...
  49. Algebra (logs)

    Please help, I need help on these two problems. Solve the equation. log3(x − 16) = log3(9x) e^1 + ln(7) It appears on the homework that the ln(7) is written like this ^ln(7) but I am still stuck on it. Thanks!
  50. physics

    A glass window pane has an area of 3.50 m2 and a thickness of 0.600 cm. If the temperature difference between its surfaces is 27.0°C, what is the rate of energy transfer by conduction through the window? I tried using the formula P=ka[(th-Tc)/l] my answer was thirteen but ...
  51. Healthcare Communication Strategies

    PLEASE I NEED HELP WITH WRITING 200-300 WORDS TO THIS QUESTION, I'VE TRIED EVERYTHING AT A LOSS, DUE TODAY Would you communicate with a professional healthcare provider via email given the change? Why or why not?
  52. Math - Algebra 2

    I have tried several times to solve this. I have 3 points (0,-5), (3, -6), (-3,-7). I'm trying to get the quadratic equation. I keep getting y=(-1/6)x^2+ (1/6)x +0. When i plug in other numbers to check it's not the parabola facing down like my image. Please help!
  53. rational and irrational

    is 0.3 pi rational,67/79 , 75 pi,0.3 pi,13 pi
  54. Math Algebra

    Find the Values of X 12p^2+11p-22=0 I'm having some trouble with this math question can somebody please explain it. Please I would like to know how to do it since I have a Benchmark Tomorrow. -thank you
  55. World Cultures grade 7

    Please help me asap! I have an essay due tommarow and I need to find out the 10 criterias a country has to follow in order to be considered a civilization! I have 5 minutes! Please help
  56. college algebra--need help please!!

    information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.
  57. college algebra--need help please!!

    information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.
  58. college algebra--need help please!!

    information is given about a polynomial f(x)whose coefficients are real numbers. Find the remaining zeros of f. degree:5, zeros: -6, 6-i please help and show all work.
  59. 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
  60. Algebra2 Help please

    Find the values of the 30th and 90th percentiles of the data. Please show your work. 129, 113, 200, 100, 105, 132, 100, 176, 146, 152
  61. math (please help)!

    Geometry ***(PLEASE CHECK MY ANSWER)*** 1. If triangle RST = triangle NPQ, which of the following is true? A.) ÚR = ÚP B.) ÚR = ÚQ C.) ÚT = ÚP D.) ÚT = ÚQ <----- My Answer! 2. Given triangle RST = triangle NPQ, RT = 7x - 5, NQ = 5x + 11, find the ...
  62. math...help please!

    I need help figuring this out please! :) Write an equation for this sequence and find the 15th term. Term Number 1 2 3 4 Term 0 1 2 3
  63. Pre-Cal(Please help)

    Find two functions f and g such that (f X g)(x) = h(x). (There are many correct answers.) h(x) = 4 / (5x + 2)^2 = My answers were: f(x) = 4 / 5x, and g(x) = 5x + 2 Please explain. These answers were wrong and I do not know how to fix them!!
  64. Math

    Forty-eight decrease by a number is the same as the difference of four times the number and seven. Find the number. Please help me and show your work please and thank you
  65. Calculus (can someone please verify this?)

    Gravel is being dumped from a conveyor belt at a rate of 30 ft^3/min. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 19 feet high? Vol = (1/3)pi (h^2/4)(h...
  66. Math PLEASE HELP ME!!

    Micheal recives a 9.8% raise. He currently earns $1,789.46 per month. Estimate the amount by which his monthly earnings will increase. Help please I do not understand this problem!! :) SHOW ALL WORK PLEASE & THANK YOU!! :)
  67. History

    Hello, How are you today? Please Help. I'm the parent & my daughter wants me to check her homework but, the sad thing is I don't know about this. In your own words, please! Please no link! I'm begging you! What were the positions of the Federalists & Antifederalists on the new...
  68. Math - Factoring/Decomposition

    16y^2 - 4y + 1 = 0 I'm trying to find the roots for the equation. What do I do next after this step: 4y (4y - 1) + 1 = 0
  69. Math

    Find a polynomial of degree 3 with roots 3, 4 - i. Which one is it? A.x3 - 10x + 15 B.x3 + 15x2 + 4x - 50 C.x3 - 11x2 + 41x - 51 D.x3 + 24x2 + 3x - 12
  70. Maths

    Find all the roots of the equation Sin(2x)=1/2 in the range of -pi<x<pi giving answers in radians as multiples of Pi
  71. maths

    x^2 - 20x +c =0 one of the root of the equation is the three times the other, find the values of c and the roots
  72. Math

    4. Find the indicated roots of these complex numbers. a. 3√1 = 1? b. sqrt{- 3 - 4i} c. 4sqrt{81cis60°} d. 5sqrt{32cis (pi/6)}
  73. Chemistry

    You carefully weigh out 19.00 of powder and add it to 76.95 of solution. You notice bubbles as a reaction takes place. You then weigh the resulting solution and find that it has a mass of 88.16 . The relevant equation is CaCO3+2HCl ----> H2O + CO2 + CaCl2 Assuming no other ...
  74. HELP PLEASE

    I'm really, really, really, sorry but I seriously need help. I can't find a TIMELINE of George Vancouver's special journeys and events. PLEASE HELP ME!!! IT WILL MEAN SO MUCH TO ME!
  75. S.S

    I have a quiz tommorow and I need help finding away I can remember the top ten mager wars we have had in order that they happened. Please help me. I have tried but it gose in one ear and out the other. Thank You
  76. math

    if 3M/2N=0.125, what is the value of N in terms of M? This is the workout solution.... 3M=2N(0.125) 3M/0.125=2N 24M=2N 12M=N I still don't understand....Please help..
  77. Quadratic Relations, Algebra, Math

    URGENT!! PLEASE HELP In a volleyball match. Jenny serves the volleyball at 14m/s, from a height of 2.5m above the court. The height o the ball in flight can be estimated using the equation h=-4.9t^2+14t+2.5, where h is the height, in meters, and t is the time, in seconds, ...
  78. To Ms. Sue

    Ms. Sue could you please take a moment to look at my previous post, I tried my best. Your help would be appreciated. There is just too much information out there for me to add in. I`m unable to shorten the info out.
  79. Chem

    A student mixed 6 g of ice at -3.4 degrees celsius with 1 g of steam at 103 degrees celsius. What was the final temperature of this mixture.i tried equalling mcdelta T. Please help asap. I would be eternally grateful
  80. business math

    Hello,I'm just confuse with this problem: Find the due dates of each of the following notes. 1.) Date of loan: October 16, 2001; Time: 120 days. My answer is February 14, 2002.. Im just wondering if my answer is correct.? Thanks.
  81. Math

    What are irrational, rational, and natural numbers? A rational number is a number that can be written as a ratio. That means it can be written as a fraction, in which both the numerator (the number on top) and the denominator (the number on the bottom) are whole numbers.Every ...
  82. CHEMISTRY HELP

    what are the diff b/in: 12. Dilute to and dilute with 13. Warm, boil 14. Heat almost to boiling 15. Heat just to boiling 16. Evaporate to 17. Evaporate to almost dryness 18. Concentrate the volume to 12. I know the meaning of dilute its reducing the concentration but idk ...
  83. math

    Adam is 3 times as old as Cynthia and Fred is 16 years younger than Adam. One year ago, Adam's age was twice the sum of Cynthia's and Fred's age. Find their present age. I have a answer already but I still not get it,please help me out with answer clearly.Thank you so much.
  84. Algebra II

    Find the difference quotient for the following Rational Function f(x)=5/x using the four steps outlined below. a. find f(x+h) b. find f(x) c. substitute f(x+h) and f(x) into the difference quotient formula. d. simplify
  85. Social Studies

    I've thought about this question for a long time and done some research but I still can't decide. Could someone please give me their opinions? "Was conflict over the Red River Settlement inevitable?" Thanks!
  86. Algebra

    I'm having trouble working out these problems. Could someone please assist? with this first one do I factor the x^2 + 3xy - 18y^2 first? x - 3y * x^2 + xy - 30y^2 / x^2 + 3xy - 18y^2 3a^3b^2 * 4a^2 + 2ab + b^2 8a^3 - b^3 12ab^4 3y + 12 / 9y+36 8y^3 16y^3 Susan I see these are ...
  87. Math HELP PLEASE

    find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is negelcted. The gravitational constant is given as G= 6.67428*10^-11 m^3 kg^-1 s^-2 Please give lots of details in answer
  88. us history

    Evaluate the extent to which the Articles of Confederation were effetive in solving the problems that confronted the new nation. Does anywone know where I can find the answer to this? I have to type a whole page on it so I need a lot of information... please and thank you! No ...
  89. Middle school algebra

    Please help: Problem: 14 divided by a number is 21. What is the number? my teacher says the answer is 2/3 but I don't get that answer. I set it up: 14/n= 21 Then tried solving as: (n/14)(14/n) = 21/14 My answer = 1 1/2 What am I doing wrong? Thank you
  90. math

    5 kids median age is 9. Two of the kids ages are 5. The range of all the kids is 7. What is the age of the 2nd to the oldest. Please help....! a. 5 b. 7 c. 9 d. 12 to figure it out, i tried this 1. 12 2. 11 3. 9 4. 5 5. 5
  91. Math

    simplfying: square root of 5/3 square root of 8x^5 time square of 3x^2 can you work these for me please do not know I have tried but do not think right.
  92. Chemistry please help

    In lab, I weighed out and found the molarity of 1.108g Na2C2O4 and 1.100g K3Fe(C2O4)3. I titrated an average of 0.0335L of the sodium oxalate solution with KMnO4(potassium permanganate). I then titrated an average of 0.0169L of K3Fe(C2O4)3 X 3H2O with potassium permanganate. I...
  93. english

    How does the setting affect the mood of literature? I need help on this, because I am confuse on what it is asking for.
  94. Biology

    Using the codon table, determine the sequence of the protein that will be produced from the mRNA sequence below. Be sure to begin with a start codon. 5'-CCCAAUGUUGCGGCCAUGACAC-3' A. N-Methionine-Leucine-Arginine-Proline-C B. N-Methionine-Histidine-Serine-Threonine-Glycine-...
  95. Algebra 1b

    Find all numbers for which the rational expression is undefined. p^3 - 4p/P^2 - 4
  96. ALGEBRA

    Find all numbers for which the rational expression is undefined. -2/9v
  97. Algebra

    Find all the numbers for which the rational expression is undefined s^3-6x/ s^2-9 Thanks for the help
  98. Pre-Algebra

    Find any numbers for which each rational expressionis undefined. 9y^5+y^3/9
  99. math

    find all numbers for which the rational expression is undefined (1/w-6)
  100. algebra

    Find all numbers for which the rational expression is undifined 8/8y+7
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