# 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 49

1. ### Finding a Formula, help please !

Does anyone know the formula to find any point between two other given points in a line? Please, and thank you! The mindpoint formula xm= _(x1 + x2) /2 ym = (y1 + y2) /2 This give the midpoint (xm, ym) between the points x1,y1 and x2,y2 Thanks for the tip, but I was wondering ...
2. ### Help on PreCalc

Hi Tutors, I've tried solving the problem below, but I keep getting it wrong. I've solved 3 similar questions thanks to Reiny and Steve, but this one, in particular, is giving me problems. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Use the given information to determine the values ...
3. ### Economics - stock purchase

Can someone please help me? I am so confused! My homework is called stock purchase and I need to find some information abut three stocks. I'm starting with microsoft. The first three questions are the stock name, symbol, and address of the headquarters. But after that it asks ...
4. ### English

I looked at spark notes and still did not find the answer. In going over the study guide for to kill a mockingbird I cant find an answer for scout being superstitious.
5. ### algevra 2

parallel to y=-5 and through (2/7) I need to find the slope intercept and standard form of this problem. I know this problem was already posted, but I still don't know how to find those two forms
6. ### social studies/writing

we have i pproject and i need to find some information on washhiington d.c. i need to find a hisstoric place in washington d.c that starts a d-z. (i am still working on them.)
7. ### pre-calculus

The following rational function describes concentration in blood of a certain medicine taken once depending on time, find: A. the horizontal asymptote B. the vertical asymptote C. describe their possible meaning ( I only need help with C

Celeste is making fruit baskets for her service club to take to a local hospital. The directions say to fill the boxes using 5 apples for every 6 oranges. Celeste is filling her baskets with 2 apples for every 3 oranges. Complete the tables to find equivalent fractions Apples ...
9. ### Government

I am working on a test review for Gov't and I cant find any information whatsoever in the text book. The question is... Identify and explain why the following is important... 2. Events leading to the American Revolution: French & Indian War, Albany Plan, Stamp Act Congress, ...
10. ### math,help,bobpursly

What are some challenges for rational expressions? Also on my previous question about why are polynomials important bobpursly can you expalin it to me towards what you ment about your responce because i still do not undertand...thanks when you get a chance. Polynomials are ...
11. ### Algebra 2

What is -5 square roots of 1?? thank you!! :) -1 sqrt (1) is 1. -5*1 = -5
12. ### math

express in terms of i, the roots of x/8 + 8/9x=0
13. ### algebra

multiplying square roots

4x²-25=0
15. ### maths

Q.1. If b>a then the equation (x-a)(x-b)+1=0 has both roots in (a,b).But how?
16. ### math

i need help with square roots?
17. ### Precal

What are the roots, real and imaginary of: Y=x^4-6x^3+9x^2-6x+8
18. ### algebra 2

what is the quadratic function that has the roots (4+3i) and (4-3i)
19. ### precalculus

fourth roots of 1-root3i
20. ### math

the two square roots of 9 are 3 and what

6x4)2/3x4
22. ### math

The polynomial 3x^2-2x-2 has roots p,q. what is the value of 1/p + 1/q?
23. ### Algebra

What are the sum of the roots of f(x) = x^2 - 16x + 63?
24. ### Algebra

Given f(x) = (x-1)(x-2) + (x-2)(x-5) + (x - 3)(x-8), what are the sum of the roots of f(x)?
25. ### Maths

Let f(x)=x^2 -1 . How many distinct real roots are there to f(f(f(x)))

27. ### math

F(x)=-(x+1)^2+4 determine the nature of the roots
28. ### Algebra

The roots of the quadratic equation z^2 + az + b = 0 are 2 - 3i and 2 + 3i. What is a + b?
29. ### Math

How do you multiply 2 square roots?
30. ### Math

The roots of the quadratic equation z^2 + az + b = 0 are 2 - 3i and 2 + 3i. What is a+b
31. ### Math

Roots. Solve and check 1/4 -1/x+6= 1/x

Sorry, I forgot to enter all the info before. Below is the updated info for the problem. What's the best way to solve functions? I can do basic ones, but have trouble with the harder ones. I'm having trouble with the following: Inputs x 1, 2, 3, 4, 5 Outputs y 0, 2, 6, 12, 20 ...
33. ### english

Identify the complements in the following sentences. Then, tell whether each complement is a predicate nominative, a predicate adjective, a direct object, or an indirect object. If a sentence does not contain a complement, write no complement. [1] My brother made Mom a ...
34. ### Math Finance

Word problem asks to find rate of interest on a monthly deposit for a sinking fund that is needed to produce 130,000 in 20 years. I applied the model, (fv/pv)^1/t -1 I use n/t if compounding yearly, quaterly, etc. No matter what I've tried I can't produce the interest rate ...
35. ### math problem

You are going to drive 480 miles today at an average speed of 60 miles per hour. Thus you are going to drive for a total of 8 hours. The diameter of the wheels on your car (including tires) is 25 inches. Thus each wheel is going to turn a total of ___ times today. I have tried...
36. ### Physical Science

What does "standard unit equivalent" mean? I tried googling the term, but could not find any good results. Thanks in advance for your help. :)
37. ### calculus

i tried to find the derivative of this questions but it was way too hard, and i got it wrong on a test.. i need help y=x4/3 - (sqr.root)5x + 4/x
38. ### Math

Find the following. Assume the variables can represent any real number. ã((a+7)^2 ) When I tried to do this I got completely lost. ã((a+7)^2 )=„ a+7„  I'm not doing this right am I?
39. ### math

I Wanted To Find The Square Root Of (1-2i) But I Didn't Know How To Solve It. My Solution : x+yi = sqr(1-2i) x2-y2+2xyi = 1- 2i x2-y2 = 1 2xy = -2 y = - 1/x x2 - (-1/x) = 1 ] * x2 x4-x2-1 = 0 How To Evaluated (x4-x2-1) ? I Tried To Sol
40. ### Algebra

"Find the maximum value of y/x over all real numbers x and y that satisfy (x - 3)^2 + (y - 3)^2 = 6." I tried simplifying it to xy(x+y-12), went nowhere.
41. ### Math

Use the quotient rule to find the derivative of cot x. I tried to solve this, but somehow I got (sec^2x)/(tanx)^2.
42. ### Social Studies

I am having trouble understanding these questions can any one please help? 11. What resources led to the appearance of the Industrial Revolution in New England? (5 points) 12. During the early 1800s, the United States tried to make peace with other countries in order to grow ...
43. ### maths

How to calculate the mean number of threatened fishes, where total number of fishes is 29300 and number of threatened fishes is 1173. Hmmmm. you have one data point, that is, 1173 fish are threatened. The mean of one number is that number. Is there something else here? Thats ...
44. ### Chemistry

What is the Pb2+ concentration in a saturated solution of PbCl2 if the concentration of chloride ion is 0.023 M? Units: M ksp = 1.72x10^-5 i can't seem to get the answer. i have tried and ICE diagram and going from there: PbCl2 (s) <--> Pb ^2+ = 2Cl- I: 0.023 M = Cl- C: ...

explain the connection between european exploration of north and south amwerica and international trade? is there any connections to begin with? Is it, South Americais geographically bordered on the west by the pacific ocean and wast by countries including North Amserica. In ...
46. ### history

Ii need to find an actual newspaper report on Jack the Ripper. we have to show actual article with our work. I have tried to find this and have been unable to do so. Hope you can you help.
47. ### history

can i please get some help on this question, what effect did the Bakke decision have on affirmative action? a. it legalized racial quotas for admission to medical schools b. it encouraged African Americans to apply to medical schools c. it signaled the start of a backlash ...
48. ### ALGEBRA I

can anybody help me find the pattern in these two sequences please!! I can find the next two terms after that myself. I have spent at least 30 minutes on each and I can't figure it out...help!! 1)1, 1/4, 1/9, 1/16, 1/25,.... 2)1, 1/2, 1/3, 1/4,....
49. ### science

could someone please tellme what the orce of gravity acting upong me by Mars, Jupiter, and the moon are? I've been trying to find their gravity online, but I can't find it anywhere.
50. ### French Cuisine (URGENT)

I need to find 5 foods (dishes/meals) from before the french revolution. I've searched and can't find anything. Can someone help me please? Thank you very much
51. ### geography

I need to find a major industry in the north italian plain. I have typed it in a few search engines but I have yet to find an answer. Please help.
52. ### Calculus

f'(x) if x is less than or greater than 1 Let F'(x)={ g'(x) if x>1 Where f'(x)=x/(x^2-2)^2 and g'(x)=3x-4 A. If f(1)=3/2, find f(x) B. If F(x) is continuous at x=1, find g(x). C. Express F(x). D. If F(x) is continuous at x=1, determine if F(x) is differentiable at x=1. It's...

Find the equation of the tangent line to the graph of f(x) = 2x − 6/x + 1 at the point at which x = 0. (Let x be the independent variable and y be the dependent variable.) I don't know how to find the derivative, i Keep getting it wrong. But I know where to go after that.
54. ### Math - Coordinate Geometry

The vertices of a quadrilateral are A(-2,3), B(5,4), C(4, -3) and D(-3, -4). Prove that ABCD is a rhombus. Find the area of ABCD. Formula to find length: d = √(x2 - x1)^2 + (y2-y1)^2 Please show working out, thanks.
55. ### calculus

Find the interval on which the curve of y= the integral from 0 to x of 2/(1+3t+t^2)dt is concave up. Can someone please explain? I'm so confused about how to find the answer, all I know is if the 2nd derivative is positive then it's concave up.
56. ### math

The problem I am trying to solve is from AQA Mechanics M1 and is as follows: An object is moving in a plane. At time t=0, it is at the origin, O, and moving with velocity u. After 2 seconds it is at A where OA = -2i - 4j. After a further 3 seconds it is at B where AB = 10i - ...
57. ### Calculus

Assume that each of the follwing functions gives the position of an object at time t. Find the velocities indicated by setting up and evaluating a limt algebraically. (a) s(t) = 3t^2, Find v(-1). (b) s(t) = 1/t , Find v(2). (c) s(t) = square root of t, Find v(1). The answers ...
58. ### fine arts

i need to find two masks of the americas and oceania or the africas. my teacher gave a wit combe site but im having trouble finding one on it. i don't think we can paste links on this thing. soo if anyone can find them on this site, or has another link where i can find these ...
59. ### math

Which equation has the complex number 4-3i as a root? (1) x^2+6x-25=0 (2) x^2-6x+25=0 (3) x^2+8x-25=0 (4) x^2-8x+25=0 I have no clue how to do it!!!PLEASE HELP!!!Please guide by step by step!!THANKS A LOT~!!!!
60. ### Math 116 algebra please check

Solve using the multiplication principle. 10x= -90 The solution is x = -9 please check

please provide help w/singular plural and possessive nouns, ie, please explain "library's, libraries' and libraries.
62. ### R.E

Please help, sorry if i keep re-posting but i have loads of R.E questions for my homework. What do Hindu's do with those who have died please? Thanks

y^3-13y^2+36y Can someone please show me step by step that way I can understand. Thank you
65. ### Algebra

Solve and graph. I send this problem last night could someone please help me I have trouble with it. x+12<-8 or x+12>2 The solution is { x | x< or X > } please help me with this problem.
66. ### biology

is a scientific hypothesis accepted if there is no way to demonstrate that the hypothesis is wrong? please explain. please help needed today. thank you.

69. ### Algebra 1

Can someone help me solve this problems please? Thank you very much 7x+9>1x+3= Can someone help me undertand the steps to solving this problem, please.
70. ### chemistry

what is the molality of a 10.5% by mass glucose solution?. density of the solution is 1.03g/ml can someone please explain how to do this question. please and thank you
71. ### To all chemistry students

Please understand that one of our chemistry tutors is on vacation this week. Please be patient.
72. ### science-biology..cells

please give me those parts of animal cell and plant cell.. please separate it..
73. ### Algebra 1 (HELP PLEASE!!)

Can you please tell me the roster form and set-builder notation for: N is the set of real numbers that are factors of 12
74. ### Social Studies 9

PLEASE i really NEED HELP; and i need this by TOMORROW. -no links please . How and why was Hudson bay company established ?
75. ### To Jiskha Teachers ~

Please reply my science post I really want to know if Im correct because I just post and you ignore it. PLEASE check it. Thank You! :)

If the time elapsed is 4.26 min, what is the value of the rate constant, k? ln[R]t / [R]o = -0.0237 I am not sure how to slove this. Is Rt 4.26 min

At 265 K, the pressure of 0.0454 mol of an ideal gas is 1.42×105 Pa. What volume does the gas occupy? Please help!

80. ### ALGEBRA 2 help please would appreciate

x x _____ - _____ = x^2+9 ________ x+3 x-3 X^2-9 solve for x. and check answer thank you show work please

82. ### To Ms.Sue Regarding S.F.P.

Dear MS.Sue, could you please tell me what are the controlled and manipulative variables of a Non- Newtonian fluid???? Please!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!:):):):):):):):):):):):):):):):):):):):):)
83. ### Calculus

Can you please explain to me what are the qualifications for a function to be continuous? Please explain your response in easy to understand wording. thank you in advanced!

Is the fraction 6/8 greater than or less than or equal to 8/10? My answer: 6/8=8/10 Please tell me if i'm correct or not!!! Thank you in advance!
85. ### math

Hi can you please tell me if im right on my math practice 1. 4 2/5 - 1 7/10 = A. 2 3/10 B.2 7/10 C.3/ 1 10 D.2 9/10 2. 5 2/3- 2 1/3 A. 3 1/6 B. 3 2/3 C.3 1/2 D.3 5/6 my answers 1. 2 7/10 2. 3 1.6 please respond as soon as possible thank you very much for your help. ;)
86. ### Algebra: simplifying polynomials

Please simplify the following. Please show solution if possible:) Question 1: (x^3 + x^2 - y^3 - y^2) / (x^2 - 2xy + y^2) Question 2: (u^6 + v^6 + 2u^3 • v^3) / [u^3 - v^3 + (u^2 • v) - (u • v^2)]
87. ### Social Studies help please!!

Explain why Polk was able to win the presidency. What did he campaign in support of? Can someone explain to me please?
88. ### algebra

A jet travels at a rate of 798 mi/hr. with the wind. Going against the wind, the jet travels at a rate of 762 mi/hr. What is the rate of the jet in still air and the the rate of the wind? please show how the equation should be set up

Julia is allowed to watch no more than 5 hours of television a week. So far this week, she has watched 1.5 hours. Write and solve an inequality to show how many hours of television Julia can still watch this week.
90. ### Computer Tech

I have to do a power point on a singer who has recently become famous. I chose Ariana Grande because she only has two albums. I have been trying to find her song and album release dates but cant find a website. Can someone please see if they could find one? It would be a big ...

92. ### Help!

I don't know What United States did for genocide of darfur. Please tell me about it too. I know some site, so please give me some comment of that answer.
93. ### algebra

how did the geography influence the migration and exploration of colombia? venezuela? i need websitres for this urgent...please help asap... :(
95. ### music

Can you please post all the music theory intervals? It is for Rudiments 1 and 2 please. Like perfect 5th and augmented 6th. Thanks
96. ### math-repost

Which equation has the complex number 4-3i as a root? (1) x^2+6x-25=0 (2) x^2-6x+25=0 (3) x^2+8x-25=0 (4) x^2-8x+25=0 I have no clue how to do it!!!PLEASE HELP!!!Please guide by step by step!!THANKS A LOT~!!!!