Using rational functions solve (7+ 1)/x = 1/(x-2)

30,615 results

  1. Alegbra 2

    Use the rational root theorem to list all possible rational roots for the equation. X^3+2x-9=0. Use the rational root theorem to list all possible rational roots for the equation. 3X^3+9x-6=0. A polynomial function P(x) with rational coefficients has the

  2. Math

    All rational functions can be expressed as f(x) = p(x)/q(x), where p and q are __________ functions and q(x) ≠ 0. A. horizontal asymptotes B. polynomial C. vertical asymptotes D. slant asymptotes Is the answer D. vertical asymptotes?

  3. Pre Algebra

    1.Which of the following numbers is rational? A \frac{4}{5} B √27 C 4.02002000200002... D √31 2.What type of number is shown below? 0.3133113331... A repeating decimal B rational C irrational D terminating 3.Select all the rational numbers from the

  5. math

    A rational function of the form y = a/(x - h) + k has asymptotes at x = 4 and y = - 2. Write the equations of two different functions that meet this description. I am completely blank on this! Please help.

  6. Gr.11 - Rational functions graphing.

    1. Identify a rational function whose graph is a horizontal line except for two holes. Graph the function. 2. Identify a rational function who graph lies entirely above the x-axis and has a single vertical asymptote. Graph the function. 3. Identify a

  7. Trig

    The point (1/3,1/4) lies on the terminal side of an angle. Find the exact value of the six trig functions, and explain which functions are reciprocal functions to each other.

  8. Calculus

    Which of these rational functions has a ) horizontal asymptote? a slant asymptote? no vertical asymptote? r(x)= 2x-1/ x^2-x-2 = 2x-1/ (x-2)(x+1) s(x)= x^3+27/x^2+4 = (x+3)(x^2-3x+9)/(x-2)(x+2) t(x)=x^3-9x= x(x-3)(x+3)/x+2 u(x)=x^2+x-6/x^2-25=

  10. Geomatry

    For each of the rational functions find: a. domain b. holes c. vertical asymptotes d. horizontal asymptotes e. oblique asymptotes f. y-intercept g. x-intercepts 1. f(x)= x^2+x-2 / x^2-x-6

  11. Pre-Calculus

    Composition of Functions If f(x) = 2x+1 find A. f o f(x) f(f(x)) = f(2x+1) f(2x+1) = 2(2x+1) f(f(x)) = 4x +2 B. f o f o f o f(x) ^ I don't get how to solve this one C. f o f o f o f o f ...o f(x) n functions of f ^ I also don't get how to solve this one

  12. m240

    All rational functions can be expressed as f(x) = p(x)/q(x), where p and q are __________ functions and q(x) ≠ 0. A. horizontal asymptotes B. polynomial C. vertical asymptotes D. slant asymptotes My answer is B is this correct.

  13. Reiny and steve do this for me please

    1. Consider the functions f(x)=1/(x)+4 and g(x)=2/(x). Graph f and g on the same grid. a) Determine the points of intersection of the two functions. b) Show where f(x)

  15. Math

    Rational numbers are fractions and their opposites. All of these numbers are rational numbers. Show that they are rational by writing them in the form a/b or -a/b. 0.2-1/5 -√4 0.333-333/1000 √100 -1.000001 √1/9 All rational numbers have decimal

  16. calculus

    Choose any two specific functions (not already chosen by a classmate) that have inverses. Use your chosen functions to answer any one of the following questions: If the inverses of two functions are both functions, will the inverse of the composite

  17. Algebra

    1. Subtract and simplify 18/y-8 - 18/8-y 2. subtract simplify if possible v-5/v - 7v-31/11v 3. Simplify by removing factors of 1 r^2-81/(r+9)^2 4. Divide and simplify v^2-16/25v+100 divided by v-4/20 5. find all rational numbers for which the rational

  18. Math

    If the inverses of two functions are both functions, will the inverse of the sum or difference of the original functions also be a function? Explain your reasoning.

  20. math

    Choose any two specific functions (not already chosen by a classmate) that have inverses. Use your chosen functions to answer any one of the following questions: If the inverses of two functions are both functions, will the inverse of the composite

  21. Algebra II

    Give the equations of any vertical asymptotes for the graphs of the rational functions. f(x)=(x-4)/(x²+7)

  22. Algebra

    Using the index of a series as the domain and the value of the series as the range, is a series a function? Include the following in your answer: Which one of the basic functions (linear, quadratic, rational, or exponential) is related to the arithmetic

  23. Math(dispute to previous question)

    2)Name the sets of numbers to which 457 belongs. (answer)natural,whole,integers,rational,reals My book says that every REAL number has to be rational or irrational. Blueridge said that my answer was correct except to exclude rational from my list. From

  25. Math

    1. Is square root of negative 10 irrational or rational? 2. Is 2.79797979... irrational or rational? I'm not very good at identifying irrational and rational numbers at least I tried too. 1. irrational 2. rational

  26. Algebra

    Can someone please explain how to do these problems. 1)write a polynomial function of least degree with intregal coefficients whose zeros include 4 and 2i. 2)list all of the possible rational zeros of f(x)= 3x^3-2x^2+7x+6. 3)Find all of the rational zeros

  27. Math

    Jeremy is playing a game called “Rational Round Up” where he has to collect all the numbers in a maze that are rational and then get to the end of the maze. When he collects a number, he must prove it is rational by writing it as a quotient of two

  28. Math advance functions gr 12

    Using rational functions solve 7+ 1(numerator) x (denominator) = 1 (numerator) x-2(demominator)

  30. Math

    For the given functions, write the rational function, r(x) = [f(x-h)-f(x)]/h and simplify: a. F(x) = 2x+3 b. F(x) = 1/(x+1) c. F(x) = x^2 --- Just need to know that the rational function is and maybe I can do the questions. Thanks.

  31. algebra

    UNIT TEST ANSWERS UNIT 6 RATIONAL EXPRESSIONS AND FUNCTIONS LESSON 8 RATIONAL EXPRESSIONS AND FUNCTIONS UNIT TEST

  32. algebra

    here is a rational expression, 20+2x/5-x for what value of x is the rational expression equal to zero? 20+2x/5-x 20/5+2x-x 4+2x-x 4+x I'm not trying to solve an equation. i am trying to find the value of x in this rational expression.

  33. Algebra II

    Give the equations of any vertical asymptotes for the graphs of the rational functions. f(x)=(x-4)/(x²+7)

  35. Algebra II

    Give the equations of any vertical asymptotes for the graphs of the rational functions. f(x)=(3x³+6x-6)/(x²+3x-10)

  36. math. can someone do this for me please....

    * Consider the functions f(x)=1/x +4 and g(x)=2/x. Graph f and g on the same grid. a)Determine the points of intersection of the two functions. b)Show where f(x)

  37. math

    A rational function of the form y = a/(x - h) + k has asymptotes at x = 4 and y = - 2. Write the equations of two different functions that meet this description. I am completely blank on this! Please help.

  38. math

    What is the best sequence of names to identify this set of numbers? (1 3/5,-10, 0.51(the one is repeating), TT,17) 1.(rational,integer,irrational,irrational,natural) 2. (rational,irrational,rational, irrational, whole) 3.rational,real,rational,real,

  40. Math

    There are 4 odd functions and 3 even functions in the gallery of the 12 basic functions. After multiplying these functions together pairwise in different combinations and exploring their graphs, make a conjecture about the summetry of: A) a product of 2

  41. Math

    Using the words listed below fill in the blanks with the correct number type Real Number, Rational Number, Integer, Whole Number, Irrational Number 3) 0.12 - Rational and Real number I am not sure about the rest. Am I correct on this? 4)

  42. Algebra

    Does anyone have the answers for lesson 8: rational expressions and functions unit test it's for unit 6

  43. advanced functions/precalculus

    1. The function f(x) = (2x + 3)^7 is the composition of two functions, g(x) and h(x). Find at least two different pairs of functions g(x) and h(x) such that f(x) = g(h(x)). 2. Give an example of two functions that satisfy the following conditions: - one

  45. 6TH GR. ALGEBRA

    EXTENDING THE LESSON If you add any two rational numbers, the sum is always a rational number. So, the set of rational numbers is closed under addition. Is the set of rational numbers closed under subtraction. multiplication,and division also? Explain.

  46. algebra

    For each of the rational functions find: a. domain b. holes c. vertical asymptotes d. horizontal asymptotes e. oblique asymptotes f. y-intercept g. x-intercepts 1. f(x)= x^2+x-2 / x^2-x-6

  47. math

    HELP. Help I have to decide whether these are rational or irrational. .73737373... .61611611161111..... 1/23 Can someone explain this to me? Rational numbers are just fractions. The decimal expansion of fractions will either terminate or it will become

  48. Algebra

    What similarities and differences do you see between functions and linear equations studied in Ch. 3? Are all linear equations functions? Is there an instance when a linear equation is not a function? Support your answer. Create an equation of a linear

  50. linear algebra

    Let V be the set of all real-valued continuous functions defined on R1. If f and g are in V, we define f ⊕ g by (f ⊕ g)(t) = f(t) + g(t). If f is in V and c is a scalar, we define c f by (c f)(t) = cf(t). Then V is a vector space, which is denoted by

  51. Calculus

    We're learning about different kinds of functions and I don't really understand the difference between rational and algebraic functions. I know that rational functions are functions that are a ratio of two polynomials, and algebraic functions are any

  52. Math

    Use your knowledge of exponents to solve. a) 1/2^x=1/(x+2) b) 1/2^x>1/x^2 So I know that these functions are rational functions.. and I am trying to solve for x. I tried to solve them by I keep getting stuck with the exponent 2 which is the exponential

  53. advance functions gr12

    Using rational functions solve (7+ 1)/x = 1/(x-2)

  55. advance functions gr12 HELP ASAP

    using rational functions solve (x+5)/(x-3)= (2x+7)/(x) thank you

  56. advance functions gr12 (SORRY LAST ONE HAD A TYPO)

    Using rational functions solve 7+ (1)/x = 1/(x-2)

  57. advance functions gr12 HELP ASAP

    Using rational functions solve 7+ (1)/x = 1/(x-2) thank you

  58. math

    hello, i have some question about rational functions. 1) are there any sites that are good in teaching graphing rational functions? 2) for the domain of the rational function it is what the denominator cannot equal to rite? for example the denominator of

  60. Pre-Calculus

    Rational Functions y = (x^2+7x-4)/(x-2) Since the degrees of both the numerator and denominator are the same, I would use the leading coefficient, and both the rational functions start with 1, so would the horizontal asymptote be 1? Also don't get how to

  61. Math

    Jeremy is playing a game called “Rational Round Up” where he has to collect all the numbers in a maze that are rational and then get to the end of the maze. When he collects a number, he must prove it is rational by writing it as a quotient of two

  62. Algebra

    Graph and label the following two functions: f(x)=(x^2+7x+12)/(x+4) g(x)=(-x^2+3x+9)/(x-1) 1. Describe the domain and range for each of these functions. 2. Determine the equation(s) of any asymptotes found in the graphs of these functions, showing all

  63. advance functions gr 12

    Using rational functions solve 3(numerator) 2x-4 (denominator) < (with a "-" underneath) 4 (numerator) x-2(demominator)

  65. advance functions gr 12

    Using rational functions solve 7+ 1(numerator) x (denominator) = 1 (numerator) x-2(demominator)

  66. advance functions gr 12

    Using rational functions solve x+5(numerator) x-3 (denominator) = 2x+7 (numerator) x(demominator)

  67. advance functions gr 12

    Using rational functions solve x+5(numerator) x-3 (denominator) = 2x+7 (numerator) x(demominator)

  68. Math

    2-4 paragraphs plus two graphs Details: Many different kinds of data can be modeled using polynomial functions. An example of a polynomial function would be gas mileage for an automobile. If we compare gas mileage at two different speeds, V1 and V2, the

  70. Math- Rational Functions

    1. Some rational functions have asymptotes, others have holes, and some have both. Explain how you can identify, without graphing, which graphical features a rational function will have. Can someone explain this thoroughly ? I don't understand. thanks in

  71. Algebra 1

    Which values should I use to graph the rational function y = 1/x-2 - 6? (The asymptotes are x = 2; y = -6.) Also, what method could I use to choose values for graphing rational functions?

  72. Algebra 1

    Which values should I use to graph the rational function y = 1/x-2 - 6? (The asymptotes are x = 2; y = -6.) Also, what method could I use to choose values for graphing rational functions?

  73. algebra

    UNIT TEST ANSWERS UNIT 6 RATIONAL EXPRESSIONS AND FUNCTIONS LESSON 8 RATIONAL EXPRESSIONS AND FUNCTIONS UNIT TEST

  75. Math

    Copying the question word for word: Investigate different rules for integration. You should include polynomials, exponential functions, logarithmic functions, sine functions, cosine functions and a function made up by a quotient. Give an example of

  76. Math

    Using the index of a series as the domain and the value of the series as the range, is a series a function? Include the following in your answer: Which one of the basic functions (linear, quadratic, rational, or exponential) is related to the arithmetic

  77. math!

    about finding the inverse of y=(2x+1)/(x+3). should you multiply (x+3) on both sides and get y(x+3)=2x+1? then what would be your next step? This one is a little tricky because we we have a rational function. What we want to end up with is x(y) To do this

  78. PreCalc

    Choose any two specific functions that have inverses. Use your chosen functions to answer any one of the following questions - If the inverses of two functions are both functions, will the inverse of the sum or difference of the original functions also be

  80. Calculus

    Hello, I really need help on these two homework problem. >< In problem #1, I believe it is related to the exponential functions and their derivatives section...in Calculus II? So, surely there should be a ln in the solution as well? I would like a step by

  81. Algebra 1

    Does anyone have the answers to the Rational Expressions and Functions Unit Test? I can't focus at all right now

  82. Math (calc)

    Given the function: f(x)=x^3(x-2)^2 , on the interval [-1,3] find the domain and Asymptotes ...Isn't the domain (-1

  83. MATH _ GRAPHING RATIONAL FUNCTIONS

    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?

  85. 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?

  86. Algebra II

    Give the equations of any horizontal asymptotes for the graphs of the rational functions. h(x)=(7x²-8x-5)/(8x²-3x+9) g(x)=(x²+4x-8)/(x-8)

  87. Pre-Calculus

    Use applications of exponential functions and logarithmic functions to solve. The half-life of plutonium 241 is 14.4 years.If 100 grams is present now, How much will it take to reach 2 grams of plutonium 241? y=a(1/2)^(t/14.4) How do I solve for t? I'm not

  88. Algebra 1B

    Can anyone plz find the answers for the Rational expressions and Functions unit test part 1 connexus

  90. math- please help

    What is the best sequence of names to identify this set of numbers? (1 3/5,-10, 0.51(the one is repeating), TT,17) 1.(rational,integer,irrational,irrational,natural) 2. (rational,irrational,rational, irrational, whole) 3.rational,real,rational,real,

  91. Math Analysis

    6. Prove that f(x) = (3/4)x^4 + 2 and g(x) = (4sqrt(108x-216))/3 are inverses. I know you solve it with composite functions f(g(x)) and g(f(x)), and I solved f(g(x)), but I can't seem to solve g(f(x)) to equal x, like it should. Can someone show me how to

  92. Algebra

    Can someone walk me through this question step by step. I have no idea how to solve it. Use the Rational Zero Theorem to list all the possible rational zeros of f(x) = 2x^4 + 3x^3 - 9x^2 + 3x + 10 DO NOT attempt to find the zeros.

  93. Math

    I just wanted to check my answers with anyone willing to take the time. Identify all sets that -3/4 belongs to: a.whole #s, integers, rational #s b.rational #s c.integers, rational #s d.odd #s, whole #s, integers, rational #s Ithought it was C How many

  95. math

    Still looking at how to solve these... Both are cubic polynomials? 43x^3 + 13x^2 + 18x - 456 = 0 DO I divide first by x-1? 2x(3x+2)^2=312 Honestly: I would graph the equations and find the roots first. I don't see them off hand. graph y=43x^3 + 13x^2 + 18x

  96. Algebra

    Which one of the basic functions (linear, quadratic, rational, or exponential) is related to the arithmetic series? doesn't arithemetic do something like a constant slope? I think so! ♥☻☺▬M!«5•ÄUÄ{A']○♥]

  97. 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

  98. mathematics

    Identify whether the given y=5+x12-3x x2+2x+5 is a: a. Rational Equation b. Rational Inequality c. Rational Function d. None of these

  100. Pre-algebra

    Jeremy is playing a game called “Rational Round Up” where he has to collect all the numbers in a maze that are rational and then get to the end of the maze. When he collects a number he must prove it is rational by writing it as a quotient of two

  101. Math

    Will the values described in each situation be rational or irrational? Select Rational or Irrational to describe each situation.I put "R" and "I" to represent the choices I choose. the length of a rectangle with a rational area and irrational width :R the

  102. Algebra 2

    1. Convert the 5th root of x^3 into a rational expression. 2. Solve i^63 I don't know how to solve these so please help me!!!

  103. Math Help Please...

    x/3-2/3=1/x *Solve the rational below. I really need help. Multiply through by 3x x^2 -2x = 3 And solve. I don't get it... can you explain it more.then I can help you Margie

  105. calculus: Rational Functions

    I do not understand how to complete rational functions: ie: As x (arrow) -3, f(x) (arrow) ?. Our book sucks and our instructor is little help. Thank you.

  106. Algebra 1 B

    Hi all, I am looking for the answers to Unit 6 Lesson 8 Rational Expressions and Functions Unit Test. I sincerely appreciate any help. All my best, - Nobody

  107. Math

    Does anyone have correct answers for Lesson 8 Unit 6 Rational Expressions and Functions Unit Test?

  108. Algebra 1 B

    Has anyone done the Rational functions and unit test part 1 plz I need help plz someone answer🥺

  110. Algebra HELP

    Is there any difference between multiplying fractions and multiplying rational functions? What is it?

  111. Precalculus

    I'm HOPING this is the last problem I need help on.. :-/ List the possible rational zeros of f using the rational zero theorem. f(x) = 2x^3 - x^2 + 5x + 6 I applied the rational zero theorem, but none of the factors worked :(

  112. Math

    Which set of numbers best describes the displayed weights on a digital scale that shows each weight to the nearest half of pound. A) Whole B) Rational C) Real D) Integers My answer is Rational because rational numbers can be written as a decimal or

  113. functions

    For each problem, construct two composite functions, . Evaluate each composite function for x=2 ok i have not dealt with composite functions can I please get some help with this as I have 20 questions to do can someone show me step by step on how to

  115. Criminal Justice

    How is criminal behavior explicable according to rational theory? What crime control stratagies are effective according to rational theory? How could crimes like this be prevented according to the rational choice theory?

  116. Intermediate Algebra (math)

    (8x^2y^2+4xy^2-12y^2) ÷ 4xy^2 I received this problem. I was told to divide the rational expression. The problem I am having is I feel like something is missing. I only understand to divide rational expressions we take the first rational expression and

  117. Intermediate Algebra (math)

    (8x^2y^2+4xy^2-12y^2) ÷ 4xy^2 I received this problem. I was told to divide the rational expression. The problem I am having is I feel like something is missing. I only understand to divide rational expressions we take the first rational expression and

  118. Algebra

    What similarities and differences do you see between functions and linear equations? Are all linear equations functions? Is there an instance when a linear equation is not a function? Support your answer. Create an equation of a nonlinear function and

  120. College Algebra

    Given the following rational functions,find:a.)the horizontal asymptote(s), b.)the vertical asymptote(s), if any,and c.) the oblique asymptote(),if any. f(x)=x(x-17)^2/(x+12)^3

  121. CALCULUS

    show that f(x) = x^2-1 (x is greater than and equal to 0) and g(x) = root(x-1) (x is greater than and equal to -1) are inverse functions. when i try f(g(x)) = x and g(f(x)) = x to show that the two functions are inverses it doesn't work because i am not

  122. ALGEBRA

    How do you solve the rational equation: (n/n-2)+(n/n+2)=(n/n^2-4) I know that the LCD of the equation is (n+2)(n-2) because that is what you get when you factor out the n^2-4 in the last part of the question. I thought I did it right until I reached the

  123. math444

    x^2/x+3 - 5/x+3=0 *Please solve the rational equation Your non use of parenthesis is annoying and most confusing. I assume you meant x^2/(x+3) - 5/(x+3)=0 multiply both sides of the equation by x+3, and solve.

  125. Math-Measure's & area

    1. Find the area of a parallelogram with base b and height h. B=82cm H=16.6cm a.**1,361.2 cm^2 b.6,724 cm^2 c.137.78 cm^2 d.98.6 cm^2 2.Identify all the sets to which the number belongs. Choose from rational number, irrational number, whole number, and

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