# 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!

85,802 results, page 22
1. ## Pre-calculus

I have a really basic question. Say I have a rational expression and my numerator is 4xy. Am I allowed to factor out just the x or just the y? For example y(4x)?
2. ## Maaaaath

When graphing rational functions, how do I know which directions the graphs go? Example, for equation y = 9/x - x, how would you graph this? Also, why is the horizontal asymptote for f(x)= 2+x / x-7 is 1 instead of 0?
3. ## algebra

Reduce the rational expression to lowest terms 1/15abc (5a^3b^5c^2) =3a^2b^4c Is this right. I reduced,and cancelled out exponents.
4. ## Algebra 2

Multiplying or dividing rational expressions 6x^2 + 13x - 5 divide by 6x^2 -23x + 7 Need to show my work.
5. ## math

Two rational numbers with the sum of 1, product of -6/25 and quotient of -6. ( I have been working on this for a long time but I can't figure it out!)
6. ## Math help

Solve: x^2 +5x=1. Use a calculator to approxiamte the solutions with rational numbers. is the answer -0.1925824, 5.65331193 ?
7. ## algebra

what are extraneous solutions of an equation? Why do they sometimes occur in the process of solving rational equations? examples

Simplify each rational expression. 1. (x^2+1)/(x+1) 2. (y^2+4)/(y+2) Check Answers: 3.(2t^2+6t+4)/(4t^2-12t-16) Answer: (t+2)/2(t-2)
9. ## Math

Name ALL sets of numbers to which each number belongs Real, Rational, Irrational, Integer, Whole, Natural -5/6
10. ## political science

discuss the major components of strategic, or rational choice, decision making
11. ## math Help!!!!!!

Which of these nonterminating decimals can be converted into a rational number? A. 0.626226222... B. 0.020220222... C. 0.123123123... D. 0.898998999... C?
12. ## algebra1

I have a question does anyone have the Rational Expressions and Functions Unit Test questions and answers?? If you can you plzz help me out i am almost done
13. ## english

. Which of the following is the best example of an inverted sentence? A. “All that breathe/Will share thy destiny. . . .” B. “and thee/The all-beholding sun shall see no more. . . .” C. “the dread reign there alone. . . .” D. “The oak/Shall
14. ## Algebra II

I need to write a polynomial in SIMPLEST FORM having roots 2,-2 and 4. I have to gt rid of the parentheses by multiplying everything out.Did I do it correctly? Also, someone said yes yesterday , but I'm wondering if it is suppose to have anything else done
15. ## eNGlish

What do the dust tracks in the title symbolize? A. poverty in a backwater southern community B. the path to a new way of life C. finding the way home after getting lost D. returning to one's roots B?
16. ## English

What type of pronoun is used in the following Sentence Under the most splendid house in the city is still to be found the cellar where they store their roots as of old? a- personal b- reflexive c- indefinaite d- interrogative my answer is a
17. ## Algebra 3

How would I solve this problem in a calculator: -2x(squared) minus 6x+5, when asked these 6 questions; what are the roots of the prolem?, what is the factorization?, what is the vertex?, what is the minimum & maaximum?, axis of symmetry?.
18. ## Science

Which of these traits can a tree NOT pass to its offspring? A.the shape of its leaves B.roots that grow toward water C.a trunk scarred by lightning D.the kind of seeds it forms C?
19. ## science

What is the different between xylem and phloem? A. xylem carries water and nutrients up to plant's leaves,while phloem carries food down from the plant's leaves to it's roots. B. xylem carries water and nutrients up to plant's leaves,while phloem divides
20. ## Algebra

I am not sure if I did this right, it is the theorem on bounds to establish integral bounds for roots of equation. 6x^3-7x^2+7x+9=0 1 6 -7 7 9 0 6 -7 7 9 6 -1 6 0 0 0 6 -1 6 15 6 -7 7 9 -1 6 -7 7 9 -6 13 20 6 -13 20 29 answer is -1<x<1
21. ## algebra

When solving for the roots of a quadratic equation, three (3) possibilities may arise what are these three possible cases? What do each of these cases mean?
22. ## Math

solve [(root125)^4]^1/6. so far, I got (6 root root 125)^25 is this correct? Where do I go from here? how can I get rid of two roots?
23. ## MATH

Please help! Can you multiply different numbers with different roots? such as the 4th root of 2 times square root of 3

if a, b,c are real numbers and not all equal, prove that the equation (c-a)x^2 -2(a-b)x + (b+c) = 0 has unequal real roots
25. ## maths

if a, b,c are real numbers and not all equal, prove that the equation (c-a)x^2 -2(a-b)x + (b+c) = 0 has unequal real roots
26. ## Math

Determine the equation of the parabola with roots 2+sqrt(3) and 2-sqrt(3), and passing through the point (2,5).
27. ## gr 10 math

Solve using the quadratic formula. a) x^2 - 7x + 12 = 0 a = 1 b = -7 x = -b +/- the sr of b^2 - 4ac /2a 7 +/- the sr of -7^2 - 4(1)(12) /2a 7 +/- the sr of -49 - 48 /2a 7 +/- the sr of -97 /2a 7 +/- 97 /2a -90/2=-45 -104/2= 54 The roots are -45 and 54. did
28. ## Writing polynomial functions

How to write a polynomial function with the integral coefficients that have the following roots: #1.) 0, -1/2, 6 #2.) + or - 5i
29. ## math,help

What are two consecutive integers whose square roots are also consecutives integers? 0 and 1 Thank you for helping me Rom how do you know that its 0 and 1....
30. ## algebra!...

f(x) is a polynomial with degree equal to 5, and one of its roots equal to 15. Let g(x)=f(x)+25. What is the remainder when g(x) is divided by x−15?
31. ## precal

when i do the quadratic equation i get -17 plus or minus the square root of 193 all over 2. where do i get the two "cos 3x" roots?? solve the equation to the nearest tenth, where 0 degrees < or equal to x which is < 360 degrees. 8cos^2 3x-17cos3x+3=0
32. ## math

show that p= 4/5q if the equation px^2+3px+p+q=0 where p is not equal to 0 , has two equal real roots
33. ## Square Roots

Between what two consecutive integers does the square root of 124 lie? 11 and 12 12 and 13 13 and 14 14 and 15
34. ## MATH

Which two square roots are used to estimate square root 8? 2 and 3 3 and 4 4 and 9 9 and 16 2 x 2 = 4 3 x 3 = 6 ...... 3 x 3 = 6 4 x 4 = 16 ........... 4 x 4 = 16 9 x 9 = 81 .......... 9 x 9 = 81 16 x 16 = 256. So I chose A :)
35. ## Algebra

What is the product of all roots to the equation \begin{align} & (x-1)(x-2)(x-3) + (x-2)(x-3)(x-4) \\ + & (x-3)(x-4)(x-5) + (x-4)(x-5)(x-6) \\ + & (x-5)(x-6)(x-7) + (x-6)(x-7)(x-8) =0 ? \end{align}
36. ## english

latin roots half awake half sleep 13 letters
37. ## Algerbra

7.f(x)=2x^2-3x+1 13. f(x)=x^2-6x+1=0 *Solve for the zeros/roots of the following quadratic equations by using the quadratic formula* Any help please.....
38. ## maths

If the quadratic equation (8+i)x^2+(a-i)x+38-2i=0 has real roots, what is the value of the positive real constant a?
39. ## math

Consider the eqn x²+2x-n =0 where n€N and n€[5,100]. Total no. Of different values of 'n' so that the given eqn has integral roots is-
40. ## Math

For what real values of k will the roots of the equation kx^2-3kx=2 be real numbers?
41. ## Math

Im not sure where to begin on this problem: g(x)= -492x^3-492x^2+308x-5 What are the only possible integer roots of g?
42. ## Math

1)If the roots of a quadratic equation are -2 and 3, the equation can be written as A) (x+2)(x+3) B) (x-2)(x+3)** C) (x+2)(x-2) D) (x-2)(x-3) Is the answer B? If someone could help me that would be great.
43. ## Math

If one root of the equation x^2-px+20=0 is 4,while the equation x^2-qx+p has equal roots, then possible value of q is. A)3. B)4. C)5. D)6. I think 6 is correct. Please check it.
44. ## maths

given that a,b,c are real numbers and c is bigger than 0, prove that the roots of the equation (x-a)(x-b)=c are real.
45. ## algebra

State if the inverse of y=x^2-4 is a function. So, I got y= squareroot of x+4 I'm don't think it's a function because of even roots, but I'm not sure
46. ## AP Biology

If plants are grown for several days in an atmosphere containing 14CO2 in place of 12CO2, one would expect to find: very little radioactivity in the growing leaves large amounts of radioactive water released from the stomates a large increase in 14C in the
47. ## college algebra

Use the theorem on bounds to establish the best integral bounds for the roots of the equation w^(4)-8w^(3)+2w^(2)+10w-1=0
48. ## college algebra

Use the theorem on bounds to establish the best integral bounds for the roots of the equation w^(4)-8w^(3)+2w^(2)+10w-1=0
49. ## square roots

i know this problem is really easy but i am having a brain freeze day will someone please help me figure out what the square root of 32 is? Please & thank you!
50. ## algebra

Determine the number and type of roots for each equation. thanks inadvance can u please show mw step by step thanks 2X(X+2)=-2
51. ## Trig

Write a quadratic equation whose roots are 5 + i radical 2 and 5 – i radical 2 ____ x^2 + _____ x+ ______=0
52. ## college algebra

Use the theorem on bounds to establish the best integral bounds for the roots of the equation w^(4)-8w^(3)+2w^(2)+10w-1=0
53. ## math help

Given F(x)=-6/x-3 -1 1.for which values of x is f(x) undefined? 2.for which values of f will the function have real roots 3.what is the domain of f 4.calculate the x and y intercepts of f
54. ## math

Given a polynomial equation p(x)=0, which expressions could be a pair of irrational roots of the equation? please help I don't know how to solve this
55. ## college algebra

Use the theorem on bounds to establish the best integral bounds for the roots of the equation: w^(4)-8w^(3)+2w^(2)+10w-1=0
56. ## square roots

Describe the Number systems used in mathematics with the use of subsets of the real number system.
57. ## math

Use Descarte's rule of signs to discuss the possibilities for the roots of the equation. Do not solve the equation -5r^(4)+6r^(3)+9r-15=0
58. ## Maths

The difference between the two roots of the quadratic equation x^2+ax+b=0 is 32 and the larger root is 3 times the smaller root. What is the value of a and b ?
59. ## Math

How can I insert 4 arithmetic means between √2 and 12/√2? How do I incorporate fractions and roots into sequences?
60. ## algebra

There are two-digit perfect squares whose square roots are the same as their units digits. What is the sum of these squares?
61. ## math

usethe rational zero theorem to find all real zeros of the polynomisl function.Use the zeros to factor f over the real numbers. f(x)=x^4+2x^33-7x^2-8x+12 what are the real zeros?> use the real zeros to factor f f(x)=
62. ## maths

sir steve plz am a little confuse (x-y)³=A(x+y) prove that (2x+y)dy/dx=x+2y if y is a function of x and x=e^t/(e^t+1) show that dy/dt=x(1-x)dy/dx plz explain to me very well sir damon answered that but i still dont get it If u want me to show my work i
63. ## US History

I need help with a cartoon. I can't find it online so I know it'll be hard to understand. Any help is appreciated! In the cartoon there's two men laying in bed one is Uncle Sam(the hat he wears is on the bed post) and I'm not sure who the other is, just a
64. ## Language Arts

Write a brief essay discussing the use of imagery in both "Grandma Ling" and "your little voice." Examine the ways in which each poem uses images to convey the emotions or attitudes of its speaker. How do Examine how the poem uses images to convey emotions

Which two square roots are used to estimate the square root of 42 25and36 36and49 49and64 25and64
66. ## General

What can you tell about the meaning of astronaut from its Greek roots? 2. What do the latin prefix and root in transmit tell you about the word's meaning?
67. ## math

solve algebraically, express the roots in exact form 2sinxcosx-1=0 I got: 2sinxcosx=1 sin^2x=1 what do I do next? thanks in advance
68. ## Pre Calc

Does this: sqrt 3x-4=(x-4)^2-3 Multiply out to: x^4-16x^3+90^2-211x+173 I then need to put it in the graphing calc and see what the roots are.
69. ## factoring,math

can someone show me how to factor this: i keep getting -6 and 5 but i want to factor: x^2+7x+6 x^2+7x+6 = (x+1)(x+6) This means the roots of x^2+7x+6 = 0 ar -1 and -6 duhhhhh...i was thinking completely wrong..thank you 75 75
70. ## maths

If the sum of the squares of the roots of the quadratic equation ax^2 + bx + c = 0 is m:n, prove that b^2= 2ac + 4a^2 I really have no idea how to prove it so pls help

(x+3/4)^2 = 17/16 My teacher taught us a square root method, but I am confused with it on this one! I would prefer if you show me using square roots, but if you have another way, please help too! Thank you!
72. ## Math

Help me please. Hello I am having a hard the with finding square roots can someone please give me some resources or a step by step instruction to follow. Thank you!!!
73. ## college algebra

Use Descarte's rule of signs to discuss the possibilities for the roots of the equation. Do not solve the equation -5r^(4)+6r^(3)+9r-15=0
74. ## maths/ physics

Determine the two square roots of 3+j4 in both a)Cartesian form b) Polar form Any help with this question would appreciated
75. ## Math

How many roots does x to the 3rd power -2x to the 2nd power-13x-10=0 have
76. ## science

acid produced by some plant roots __ __ ___ ___ __ __
77. ## plant life

What are two jobs or functions of the roots on a flower/plant?
78. ## math

solving equation 7(√x/1-x) + 8(√1-x/x) = 15 following roots are obtained
79. ## math

solving equation 7√(x/1-x) + 8√(1-x/x) = 15 following roots are obtained
80. ## English

The is the sentence I'm uncertain about: These old journals are wonderful to learn what life was like a century ago. I know the infinitive is 'to learn.' I think it is being used as an adverb. It's modifying the adjective 'wonderful.' It's not a noun used
81. ## Math Help!

Which of these nonterminating decimals can be converted into a rational number? A. 0.874387438743.... B. 0.0000100020003.... C. 5.891420975.... D. 10.07401259.... Is the answer D? Thanks
82. ## Algebra2

Simplify the rational expression. State any restrictions on the variable. (n^4-11n^2+30)/(n ^4 -7n^2+10) My answer is n^2-6/n^2-2 except +-sqrt5 and +-sqrt2
83. ## math

sums and differences of a rational algebraic expression 3/a + 2/ab + 1/abc another is 2x-1/6 + x+3/12 another is 2/a-b + 3/a+b another is 2a+b/a+b - 2a-b/a-b - 3a^2-b^2/a^2-b^2 another is 2x/2x^2+5x-3 + 5/x^2-9 another is x-3/12x^3-18x^2 - x+1/16x^2-24x
84. ## Organisational Behaviour

Can give me example in relation to the 6 steps of the Rational Decision -Making Model? There are no examples in the textbook.
85. ## math

-3.5,-3,-v3,1,0,2/9,v5,15.3,18 my teacher said to write which ones are natural, rational, whole, integers, irrational, & real which i understand but i don't know what she means by -v3 & v5?
86. ## math

I don't know how to rewrite an expression using rational exponent notation. The problem is shown as ^3 square root of 11.
87. ## math

which of the followng is a rational number a.2 square root 3 b. 2 pie c.3.14444 d.0.123456 how do you figure this out explanation
88. ## college algebra

Let g(x) be a rational function with a numerator of 6x2 + 12x - 48 and a denominator of 2x2 - 8. Use this information to evaluate g(8).
89. ## calculus

Make a substitution to express the integrand as a rational function and then evaluate the integral. (Use C for the constant of integration.) 1/x{(x-1)^1/2} dx
90. ## Math

Checking my 6th grade daughter's homework but don't know how write these rational numbers in the form a/b... 4.75 6 1/8 6.3 10 1/2
91. ## ****college algebra****

Let g(x) be a rational function with a numerator of 6x2 + 12x - 48 and a denominator of 2x2 - 8. Use this information to evaluate g(8).
92. ## algebra

Solve using qaudractic formula.Then use a calculator to approximate to three decimal places, the solution as rational numbers. X^2-4x+1=0
93. ## Algebra

Solve using qaudractic formula.Then use a calculator to aproximate to three decimal places,the solution as rational numbers x^2-4x+1=0
94. ## math Help!!!!!!

Which of these nonterminating decimals can be converted into a rational number? A. 0.626226222... B. 0.020220222... C. 0.123123123... D. 0.898998999... Is the answer C?
95. ## Algebra 2

Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros 2, 2i, and 4-sqrt 6
96. ## algebra

Solve using qaudractic formula.Then use a calculator to approximate to three decimal places, the onlution as rational numbers. X^2-4x+1=0
97. ## math

(16xy^3/-24x^4y)^-3 simplify the rational expression in the form A/B. Single fraction with only positive exponents.
98. ## Science

Which of the following is an adaptation that helps plants survive on the floor of a tropical rain forest? A. deep roots B. small seeds C. large leaves D. bright colors
99. ## Grammar (Please, help me! ASAP!)

2. The speaker thinks that her friend will forget their roots and look at her with hatred. 3. The paramedic agreed that dying in an auto accident defies explaination. 10. direct object?
100. ## Algebra

I know that I posted a similar question yesterday, but I am still confused about how to solve this. $1000 grows to$1440 in 2 years. My teacher taught us a way that involved square roots. Please help if you can! Thank you soo much!