# 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!

85,822 results, page 43
1. ## English

where can I find a website for idioms tat are hard to find. An example is acts like a hotdog or full of soup.
2. ## algebra

find f(x) = –x3 + x2 + 2x + 7, find f(–3), f(0), and f(2) Wouldn't you just substitute the value of x (-3, or 0, or 2) into the equation and compute? Can you just show me how to do the first one....my brain is fried at this point
3. ## math

Let G(x)=2/(x+1) (a) Use the limit definition f the derivitive to find G'(0). (b) Find an equation of the tangent line to the curve y=2/(x+1) at the point (0,2).
4. ## English/research

I want to find about the famous pharmaceutical companies in Chicago. Would mind telling me which website I can find.
5. ## College Alg

find the intervals on which the function is increasing or decreasing and find any relative minima or maxima. f(x)=0.2x^3-0.2x^2-5x-4
6. ## Calculus

Find the constant c so that lim [x^2 + x + c]/[x^2 - 5x + 6] exists. x->3 For that value of c, determine the limit. (Hint: Find the value of c for which x - 3 is a factor of the numerator.)
7. ## precalc

what is the minimum degree of a polynomial. How do I find that and how do I find the maximum nuber of turnin points. I know it has to do with n-1 but Idont know how
8. ## CALCULUS

The expression (3a^2 b^4 c^2)^2 (2a^4 b^2 c^4)^3 equals na^r b^s c^t It ask what n, the leading coefficient is and I think it is 72? and to find the exponents r s and t would you just multiply it but whatever number is on the outside? or do I need to find
9. ## Math Calculous

Find a possible formula for a polynomial f with the following properties. f has degree less-than-or-equal-to 2, f(0) = f(3) = 0 and f(5) = 30 f(x) = ? k(x+0)(x+0)(x-3) I know the zeroes for 3 of them are 0, 0, 3, how would i find out the rest?
10. ## precal

use the given info. to find the exact value of the trig function. csc u=-6/5, tan u is greater than 0 Find cos u/2
11. ## precalc

Letf(x)=2x2 –5 and g(x)=x+4. (a) Find the composite function ( f o g)(x) and simplify. Show work. (b)Find (f og)(3).Showwork.
12. ## Chemistry

Find the polar coordinate of the following. (0,-6) I know r = sq.root of 6 but tan theta = -6/0 doesn't exist so how will I find the degree? Thanks
13. ## Psychology

I am trying to find out information on Benjamin Bloom's early years. I cannot find anything that mentions his life before the 1940's. Please help!

I have to find the function rule that goes with this table... X Y 2 8 4 18 7 33 9 43 12 57 I've been trying to figure it out for an hour and can't find anything that works for all of them.
15. ## Math probability

T and M are events such that n(U)=30, n(M)=17, n(T)=10, n((TUM)')=5 Draw a Venn diagram to display this information Hence find P(T and M) find P((T and not M)given that M)
16. ## Calculus

Given the graph of f'(x) with f(x) continuous on all reals, find the intervals f(x) is concave up and down and find the x values of the points of inflection.
17. ## math

how do you find the missing lenght of a right triangle if you have 20 on the left side and 48 on the bottom and you need to find the missings number
18. ## Math

Given the geometric sequence: 26, 2617, 26289, ⋯ Find an explicit formula for an, where the first term is a1=26. an= Find a6= please help out
19. ## Search

How can I find a person online? Not like one of those "find what happened to your high school classmates" kinda sites, though.
20. ## social studies

where can i find an essy about Queen Elizabeth as a monorchy? to find more information. Thank You in Advance for haelping me!
21. ## Math

find the the 2nd derivative and set equal to zero in order to find inflection points of the function f(x)=1/(5x^2+4)
22. ## Chemistry

What are the concentrations of HSO4- and SO42- for a 0.0050 M sulfuric acid solution? We are trying to find x but not sure how to find it on the calculator, please help!!!
23. ## Math

Given the geometric sequence: 19, 17111, 1539121, ⋯ Find an explicit formula for an, where the first term is a1=19. an= Find a6=
24. ## Calculus - Series2

Find the sum of each of the convergent series: b) 5 - 1/3 + 20/9 - 40/27 + 80/81 ..... so first we need to find the general term, and I'm not sure of my answer, but I got: ((-1)^2 * 2!)/3^n and a0 = 5 From here on I'm lost.
25. ## Chemistry

I need to find the rate constant. I know that it takes 2A to make B, but I am mixed up on how to figure out how to find the concentration of A at 69s
26. ## History

Hi. I need to find a lot of information on World War II. My teacher wants me to use only websites that have .edu at the end. Could you help me find a website?
27. ## math

First find the general derivative of f (x) = {√(x−1)} . Then find the equation of the tangent line to the graph at x = 10.
28. ## Geometry

In a 30,60,90 triangle 1: If b=12, find c 2: If b=3,find a Letter a is on the 90° side, b is on the bottom near 60° and c is near 30°. Could anyone explain how to do this? It's hard to understand from my textbook.
29. ## trig

can you please show me in steps how to find f(1+a) in this equation f(x)=-2x^2+4x+6 i know that you will plug in 1+a anywhere there is x. but after that i get confused. also can you tell me how to find the domain and range of a relation for ex. 2x+5y=10
30. ## physics

The two conditions for equilibrium often result in a system of equations such as F1 + F2 = 44.0 N and 3.00F1 − 8.00F2 = 0. find F1 and find F2
31. ## Calculus (Urgent!!)

Hello everyone, I need help with the following problems. Find the partial derivative of the following: 1) f(X1, X2) = X1^1/2*X2^3/4 2) f(x1,x2,x3) = ln(x1)x2 + 3x3 3) f(x,y) = 3x + 4y 4) f(x,y) = x^1/2 +x/y + y/x Find the maximum of the following function:
32. ## parts of speech

I would like to have a web site to help out with passive and active voice. I have been trying to find the difference in them and I cain't find anything out!
33. ## trig

refer to right triangle ABC with C = 90degrees. Given a= 2 and b=√5 Find the six trigonometric functions of A. and find the angles A and B
34. ## Psychology

I need to find a peer reviewed paper on optimism on physical and psycological health. Can you help me find one that I do not have to pay for?
35. ## Algebra II

How do you find the cotangent of an angle? My problem is: Find the exact value of cot(-315degrees). I don't know how to do this. Any help would be great.
36. ## calculus

suppose x S f(t) dt= x^2 - 2x + 1. Find f(x). 1 S = integral and 1 = lower level, x = upper i don't understand what i'm supposed to find/what to do
37. ## Math

A, find domain each function, locate any intercept, also based on graph find the range and ? F(x) 2x of x not equal to zero
38. ## STAT

A population has a standard deviation ó of 23 units. (Give your answers correct to two decimal places.) (a) Find the standard error for the mean if n = 11. (b) Find the standard error for the mean if n = 41. (c) Find the standard error for the mean if n =
39. ## Calculus

If x = t^2 + 1 and y = t^3, then d^2y/dx^2 = I know I can solve for t in terms of x and substitute that into y = t^3 and find the double derivative. I also know that I can take the derivative of x and y then divide dy/dt by dx/dt. Then take the derivative
40. ## math

3.A rectangular prism has a width of 92ft and a volume of 240ft.Find the volume of a similar prism with a width of 23ft.Round to the nearest tenth, if necessary. 4.A pyramid a height of 5in. and a surface area of 90in^2.Find the surface area of a similar
41. ## Math Homework

Hi! I really need help with these. I tried them on my own but I got really confused. Thanks! 1.) If f(x)=1/x and g(x)=1/x^2, find the domain of g/f 2.) If h(x)=4/(5x+2)^2, find the two functions f and g so that f(g(x))=h(x).
42. ## math

Find new percentages, and find the actual quantities:75% of 75% of 256
43. ## Math

patterns. Looking to find the pattern for 32, __, 648__. Trying to find the rule
44. ## Calculus

Let f and g be the functions in the table below. x f(x) g(x) f '(x) g'(x) 1 3 2 4 6 2 1 3 5 7 3 2 1 7 9 (a) If F(x) = f(f(x)), find F '(2). (b) If G(x) = g(g(x)), find G '(1). I know I probably have to use the chain rule. But how?
45. ## Math

How do i find X when my teacher tells me circling the letter x is not how you find it?
46. ## math

1. find the y-intercept of the equation y= -3x -5 2. find the slope of the line that contains C(-2, -3) and D(4,1)
47. ## math

FIND THE ELAPSED TIME START 1:43 FINISH 6:20 HOW DO I FIND IT
48. ## math

1.Find the quotient. -18 ÷ (-2) a) 1/9 b) 9 c) - 1/9 d) -9 idk plzz help me. 2. Find the sum. -11 + 3 + (-6) a) -20 b) -14** c) -8 d) 14
49. ## Algebra

I need to find the quotient function of the following: Given that f(x)=x^2-3 and g(x)=2x+1 find each of the following if it exists: a. (f/g)(-root3) b. (g/f)(-1/2)
50. ## Algebra

Let g(x) = 10-x/2+x a. Find g(-1) b. state the domain of the function 10-x/2+x c. Find g (t + 1) and simplify as much as possible
51. ## Algebra

Let g(x) = 10-x/2+x a. Find g(-1) b. state the domain of the function 10-x/2+x c. Find g (t + 1) and simplify as much as possible
52. ## Algebra

Need some help with using synthetic division to find the function value of this problem: f(x)=2x^4+4x^3+2x^2+3x+8;find f(-2)
53. ## Algebra

Let g(x) = 10-x/2+x and then a)Find g (–1) b)State the domain of the function c))Find g (t + 1) and simplify as much as possible
54. ## math

is this correct? given: f(x)=x/x+1 find: f(2+h) = f(2) + f(h) = 2/3 + h/h+1 To find f(2+h) replace it into original equation wherever there is x f(2+h)= 2+h/2+h+1 = 2+h/3+h
55. ## Math

Is there a way to get an message or I have to scroll through these Maths to find me because I can't find mine
56. ## Math

Find to find equation of the tangent line y=x^4-x^3-x^2-x+1 at the point x=1
57. ## physics

find n and m W=F^n d^m find n a=r^0v^n verify if they are equal to each other mgh=1/2mv^2
58. ## Algebra

find the given fuctions f and g, find f*g and state the domain of f*g, f(x)=ã2x-5,g(x)=|x-1|
59. ## Math

Find (fog)(2) f(x)=Squareroot 4-x; g(x)=1-3x^2 Find (gof)(-2) for the same problem.
60. ## calculus

Find the derivative using the limit process y=cox find dy/dx
61. ## FOCUS

We need to find out what my family's 'coat of arms' is. Could you tell me a website for me to find it?
62. ## Math

Find the dot product of the following vectors: a = (4, 1) b = (-1,4) a = (7,8) b = (4, -7) You have to find the angle too. Can someone please do these?
63. ## social studies

why does the colonists have needed help to find and grow find？
64. ## geopmetry

find this pattern: 10,40,90,61,52,63,94,46,18,001 and find the next 2 terms in the sequence
65. ## Algebra

I need to find the quotient function of the following: Given that f(x)=x^2-3 and g(x)=2x+1 find each of the following if it exists: a. (f/g)(-root3) b. (g/f)(-1/2)
66. ## Algebra

Please help. I need to find the quotient function of the following: Given that f(x)=x^2-3 and g(x)=2x+1 find each of the following if it exists: a. (f/g)(-root3) b. (g/f)(-1/2)
67. ## calculus

f(x) = (5e^x-6)/(17e^x+13) find f^-1(x). then: the domain of f^-1 (x) is in the open interval (a, b) find a and b
68. ## calculus

f(x) = (5e^x-6)/(17e^x+13) find f^-1(x). then: the domain of f^-1 (x) is in the open interval (a, b) find a and b
69. ## Maths

Find the value of k for which the equation, kx+3y+2z=1 x+(k-1)y=4 2x-ky-z=5 Are constant. Also find the value of variables x,y,z when k is an integer.
70. ## algebra

1/2x-3/4y=-3-1/2; find value of x 2x-3=x-3y-1; find valud of y 1. graph 2. solve by substitution
71. ## math

find the measures of the angles on a nonagon???? and the formula used to find it
72. ## Algebra

1/2x-3/4y=-3-1/2; find value of x 2x-3=x-3y-1; find valud of y 1. graph 2. solve by substitution
73. ## Geometry

Find the missing measure for a right circular cone given...Find r if T.A.= 12 pi and L.A = 8 pi.
74. ## Math

2) Find f x g, g x f, and f x f f(x) = 3sqrt x-1 g(x) = x^3+1 For the f(x) the 3 is little above the sqrt sign. I do not understand how do find these.
75. ## Math

Find f x g, g x f, and f x f f(x) = 3sqrt x-1 g(x) = x^3+1 For the f(x) the 3 is little above the sqrt sign. I do not understand how do find these.
76. ## maths

y= (1-tan x)/sec x find dy/dx y= (1 + tan3x) ^(3/2) find dy/dx thanks a lot

How do you find your ID number? I'm new to online schooling, and I really need to find it asap. Thank you
78. ## geometry

i have only a measuremment for one side of a triangle need to find the other to to find area how do i do this
79. ## Algebra

Let (gx)= 10-x ----- 2+x Please Help (a) Find g (–1). (b) State the domain of the function . (c) Find g (t + 1) and simplify as much as possible.
80. ## Algebra

I need to find the quotient function of the following: Given that f(x)=x^2-3 and g(x)=2x+1 find each of the following if it exists: a. (f/g)(-root3) b. (g/f)(-1/2)
81. ## Algebra

Let (gx)= 10-x/2+x Please Help (a) Find g (–1). (b) State the domain of the function . (c) Find g (t + 1) and simplify as much as possible.
82. ## Algebra

Let g(x) = 10-x/2+x a. Find g(-1) b. State the domain of the function c. Find g(t+1) and simplify
83. ## geometry

find this pattern: 10,40,90,61,52,63,94,46,18,100 and find the next 2 terms in the sequence
84. ## Math

Suppose f (x) = x^3 + x and g(x) = f^-1(x). Find g'(2). I am confused about how to find the inverse of f because I can't isolate y. Could you please help? Thanks!
85. ## Math

For questions 1 and 2, use the matrices below: A=[17 2 3] [11 4 -9] B=[10 6 -7] [-4 3 0] C=[1] [2] [-2] 1)Find A-B [17-10] [2-6] [3--7] [11--4] [4-3] [-9-0] =[7 -4 10] [15 1 -9] 2)Find BC, if possible. 10(-1) 6(2) -7(-2) -4(-1) 3(2) 0(-2) =[-10 12 14] [4 6
86. ## trigonometry

in triangle abc, m<c=90, bc=20, and ba=40. a.find sine a b.find measure of <a
87. ## Algebra

how to find th equation that passes though (1,3) and (8,5) is there a formula to find the answer>
88. ## Calculas

Can someone walk me through the following questions: Partial Derivatives f(x,y) = x^7 -8y -3 find x and y f(x,y) = 7 / 5x + 4y, find x and y
89. ## Math

Given the polynomial functions, find the product function and the specified value. Let f(x) = x + 2 and g(x) = x - 10. Find (fg)(x) and (fg)(-5).
90. ## algebra

The third, the fourth and the fifth terms of a G.P. are (w+6), w,and (w-3) respectively. a. Find the value of w. b. Find the common ratio
91. ## Geometry

In rhombus PQSR, PQ=y+8 and QS = 4y-7. Find PQ. Also... In rectangle ABCD,AB=x+15, BC=x-8, and CD=2x+3. Find: 1)x. 2)AB 3)BC Thanks!
92. ## math

can you help me i need to know how to find the percent when its 17 over 50 and after that i need to know how to find the degrees for a circle graph with 17 over 50
93. ## math

given: f(x)=x^2 g(x)=2^x find: g^-1(f(3))to the nearest tenth can any one please explain to me how to find the inverse of g of f of 3????
94. ## english

The lights went out and we can't find the candles. What part of speech is can't and find?
95. ## Math

Find the function Rule. x= -2 -1 0 1 2 y= 9 4 -1 -6 -11 It's hard for me to find the answer. Please help me!
96. ## Statistics

Find the indicated probability: P(z<0.18 or z>2.13) I'm stumped and can't find material on how to do this anywhere. I can do something like P(0.18>z<2.13) but not this. PLEASE HAAALLLP!
97. ## derivatives

find the derivative of y=2cotx+sec3x+cscX find d^2/dx^2 for 1+y=x+xy
98. ## math

If x, (3x+5) and (7x+4) form the first three terms of an A.P, 1.Find X 2. Find the 9th term
99. ## math pls

The lengths of segments PQ and PR are 8 inches and 5 inches, respectively, and they make a 60-degree angle at P. (d) Find the sizes of the other two angles of triangle PQR. (e) Find the length of the median drawn to side PQ. (f) Find the length of the
100. ## Calculus

let f(x)=x^3(e^-x) Answer using calculus, use graphing calculator only to check work. a) Find the local and global extrema of f. b) Find the intervals where f is increasing/decreasing. c) Find the inflection points of f. d) Find the intervals where f is