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Write the interval notation corresponding to the set notation {x | x < –7}.

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  1. math-inequalities

    Hi, I am having some problems with inequalities. It is asking us to solve and graph on a number line and then write it in interval notation and set notation. X>2 and X>4 I graphed them in a number line already and i have the following: Interval notation

  2. math

    Please help. Hi, I am having some problems with inequalities. It is asking us to solve and graph on a number line and then write it in interval notation and set notation. X>2 and X>4 I graphed them in a number line already and i have the following:

  3. Math Help Please

    Please show me how to put this in interval notation. Thanks! I know I solved this right, I think, but need to put it in interval notatioin. Please tell me if i am correct. Thanks! PleaseSolve: (x-3)/(x^2-25)

  5. algebra

    i forgot to post these! f(x)=9x+4 and listed in interval notation also: f(x) x2+14x+40 in interval notation and: 1/x^2+81 (interval notation) and: x+11/x^2-121 (interval notation) and: f(x+2) f(x)=6x^2-x+7 You have listed a lot of functions but have said

  6. Algebra

    Solve and express in interval notation Solve: |5 – 8x| > 11 and write interval notation for the solution set. This is what I get but I need it in interval notation. x2 Solve: (x-3)/(x^2-25)

  7. Algebra

    Find the domain of the function. (Write your answer using interval notation.) sqrt(x)/ (4x^2 + 3x − 1) If you set the bottom equal to zero, I got that x can't be -1 or 1/4. But I'm not sure if that's right, or how to write the answer in interval

  8. Pre-Cal: Domain

    [Note: I really need help on these Domain questions. I've been struggling with this all day] -Consider the following: f(x)= 5/x , g(x)= 7/(x+7) -Find the solutions to the following: 1). (f+g)(x) 2). Domain of (f+g)(x) [Use interval notation too] 3).

  10. Algebra

    Write the interval notation corresponding to the set notation {x | x < –7} Could it be (-7]

  11. Algebra

    Write the interval notation corresponding to the set notation {x | x < –7}.

  12. Algebra

    Write the interval notation corresponding to the set notation {x | x < –7}

  13. Algebra

    Can you explain to me what is a set notation, interval notation, and inequality notation? thank you

  15. Algebra

    Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation x^3+x^2+16x+16>0 What is the solution set? (Type your answer in interval notation.) qaz

  16. algebra

    Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation x^3+x^2+16x+16>0 What is the solution set? (Type your answer in interval notation.) Mike

  17. math/algebra

    Solve the polynomial inequality and graph the solution set on a real number line. Express the solution set in interval notation x^3+x^2+16x+16>0 What is the solution set? (Type your answer in interval notation.) shannon

  18. MATH 116

    Write the set {x|x

  20. intermediate algebra

    Hello, I am so stuck...I even watched two hours of videos, but it didn't really help me:( I am working on these kinds of problems... 3x-4|+5>32 And...as part of our homework, we have to enter it on the computer in interval notation. So I know that I solve

  21. Algebra 2

    Use interval notation to represent each set of numbers. 1. -15 < x < 0 A: (-15, 0)? Rewrite each set in the indicate notation. 2. (Negative infinity, 3] or (5, 11]; words. A: ?

  22. Solve Inequality

    Solve the inequality. Express your solution using interval notation and please show all of your work. x(x + 6)(8 – x) >= 0 I need help, I guess I'm not understanding the interval notation portion. I know, that when 0

  23. math

    Solve x-7

  25. Math

    Rewrite the set using the interval notation: (- ∞, 2) n (- ∞, 5) I know how to do it if i have a set builder notation but this is nowhere in the text section that I can see an example of.

  26. Algebra 2

    [3y+6]>or equal to 21 If you could put this in set notation, graph, and interval notation that would be great. Thanks

  27. ALG

    Solve. Write the solution set using interval notation. x2 + 16x + 64 > 0 Solve. Write the solution set using interval notation. x − 4/ (x + 1)(x − 1) ≤ 0

  28. Algebra

    Please solve for the interval notation corresponding to the set notation {x | x < –7}

  30. algebra

    mineral=aluminite, cryptohalite, fluorannite, graphite, titanium, ziesite density (g/cm^3)=1.68, 2 1/100, 3 7/40, 2.16, 4 2/5, 3.86 1. explain why the densities cannot be represented using set-builder notation. 2. use interval notation to describe a set of

  31. AP Calculus

    A particle is moving along a horizontal straight line. The graph of the position function (the distance to the right of a fixed point as a function of time) is shown below. Answer the following questions only on the interval (0,8). 1. When is the particle

  32. advance functions

    Determine the Interval notation and Inequality notation of the absolute value notation: abs(x)>-5

  33. algebra

    Write interval notation for the set {x|-4 < x < 4 -

  35. algebra

    write interval notation for the set{|-3>x>-5}

  36. math

    write the set {x/ x< - 5 in interval notation what is the correct interval

  37. math

    write interval notation ofr the set {x:-4>x>-8}

  38. Algebra

    write the set {xlx¡Ý -5 in interval notation

  40. math

    write interval notation for the set {x|-7

  41. Algebra

    Write the solution set of the inequality |x + 2| < 5 in the interval notation.

  42. algebra

    solve {5-8x}>11 and write interval notation for the solution set.

  43. Algebra

    Solve |6x – 7| < = 25 and write interval notation for the solution set.

  45. Calc 1

    Consider the function below. f(x) = (x^2)/(x−9)^2 (a) Find the vertical and horizontal asymptotes. x=? y=? (b) Find the interval where the function is increasing. (Enter your answer using interval notation.) Find the interval where the function is

  46. Algebra 2

    The sets D and E are defined as follows. =D>z|z4 D={z|z74} E={z|z

  47. algebra

    solve the inequality and write the solution set using interval notation. 4x+7

  48. College Algebra

    Graph the inequality on the number line and then write it in interval notation. 12x+4(x-3)

  50. Algebra

    Right now we are learning about absolute value inequalities. I have to solve and graph this inequality: Pretend my paranpheses are absolute value signs (x-4) + 5 is greater than or equal to 10. I assume I would take 5 away from each side first. But what

  51. I don't understand this....

    I do not understand set-builder notation..... Using correct mathematical notation and symbols, express the following in set-builder notation: Z = {16, 17, 18, 19, 20}

  52. Math-geometry

    I do not understand set-builder notation..... Using correct mathematical notation and symbols, express the following in set-builder notation: Z = {16, 17, 18, 19, 20}

  53. Math inequalitites

    Hi, I need some help with some inequalitites. Thanks!! Use graphs to find the set. 1.(-9,0) intersection [-4,] I got [-4,0) 2. (-9,0) U [-4,10] I got (-9,10] Solve the linear inequality. Other than (empty set, use interval notation to express the solution

  55. MATH- Algebra 2

    x^2-6>-5x 6x^2-5x+1

  56. math

    solve inequality. write the solution set in interval notation 7x+6 greater than or equal to -(x-6)

  57. college math

    Solve. write the solution set using interval notation 9-(7x-9)is greater than or equal to sign -8(x+1)-8

  58. Algebra

    Solve the inequality: x+8 over x-1 > OR = 0 Write the solution set in interval notation. Show work/explanation.

  60. Algebra II

    Give an example of a Rational Function that is undefined at x=a where a is a Real Number. Next, state the domain of your Rational Function using both Set Notation and Interval Notation

  61. Inequalities Interval Notation

    Solve: (2 + x)(5 + x)(4 - x) < 0 (write answer in interval notation) Which I think is xe (-infinity, -5) or (-2, 4) and Solve: (4x + 1)(3 - x) > or equal to 0 (write answer in interval notation) Which im unsure

  62. math

    could it be explained please when you answer something in set builder notation and when you answer something in interval notation. I think I understand the differences between them, but don't understand why there are both of them and when they are needed.

  63. math ALG 2!scientific notations helpp

    Write the following value in scientific notation. 23,000,000 Write the following value in scientific notation. 7,400,000 Write the following value in scientific notation. 0.00000021 Write the following value in scientific notation. 0.00003165 Which value

  65. math ALG 2!scientific notations helpp

    1.)Write the following value in scientific notation. 23,000,000 2.)Write the following value in scientific notation. 7,400,000 3.)Write the following value in scientific notation. 0.00000021 4.)Write the following value in scientific notation. 0.00003165

  66. Pre cal

    I am learning interval notation. One of my friends said that besides from '('and '[',there is '{'. Is it true? Is there any " { or }"in interval notation? If yes, what is it used for? Thank you so much :-)

  67. College Algebra

    Graph the inequality on the number line and then write it in interval notation. 8x+5(x+5)≥2x+58 Please can you help me with the interval notation and graph number line description ( where plot the point what direction the line arrow goes.)

  68. Math

    Suppose that f(x)=x^[1/3](x+3)^[2/3] (A) Find all critical values of f. If there are no critical values, enter None . If there are more than one, enter them separated by commas. Critical value(s) = (B) Use interval notation to indicate where f(x) is

  70. Algebra II

    I need some help with some problems as well as need some checked. Could you please help me? Thanks! 1. How do you graph y=1/x 2. How do I the x and y intecepts using a graph? Solve and check the linear equation. 9. (-4x-2)+7=-3(x+3) I got 14 10.

  71. Math

    In set-builder notation, how do you write the soultions of the inequality? 5x+17>=7 A.{x|x>=2} B.{x|x>=-2} C.{x|x=-2 B. {x|x>=2 C. {x|x

  72. math

    1.On the package of candy coated chocolates it states the box contains 147 grams. In reality, the mass can vary between 145 g and 150 g. You may find between 63 and 69 pieces of candy in any given box. Explain which variable represents the domain and

  73. Math

    1. Evaluate 1/2a^-4 b^2 for a=-2 and b=4 A. 2 B. 1/2 C. 3 D. 4 2. Simplify. Write in scientific notation. (9x10^-3)^2 A. 8.1x10^-5 B. 8.1x10^-4 C. 8.1x10^-3 D. 8.1x10^-6 3. Simplify. Write in scientific notation. 0.5(8x10^5) A. 8x5^5 B. 4x5^5 C. 8x10^5 D.

  75. Calculus Help Please!!!

    Verify the given linear approximation at a = 0. Then determine the values of x for which the linear approximation is accurate to within 0.1. (Enter your answer using interval notation. Round your answers to three decimal places.) ln(1 + x) ≈ x Y1= I

  76. Math

    Please help! They are asking for 2 solution sets and I don't know where to start. Thanks in advance! Solve and write interval notation for the solution set. 3 – 8x < –5 or 3 – 8x > 19

  77. Algebra 1

    Plz help me with the following problems. Simplify. 5^-1(3^-2) Simplify. mn^-4/p^0q^-2 Write a scientific notation. 0.0042 Write in standard notation. 6.12*10^3 Simplify. Write in scientific notation. 0.5(8 * 10^5) Simplify. Write in scientific notation. (9

  78. Pre-calc.

    Graph the polynomial f(x)=(x+6)(x+4)^2 (x+2)^3(x-3) (x-5) a) Describe the interval notation the set of all x such that f(x)>0. b) Graph on a number line the set of all x such that f(x) > 0. c)Describe in interval notation the set of all x such that f(x)

  80. Math

    Please please help!!!!! Solve the inequality and write the solution set in interval notation 4x^3 -6x^2

  81. Math

    Using correct mathematical notation and symbols, express the following in set-builder notation: Z = {16, 17, 18, 19, 20} I'm so confused with this....please help :(

  82. Math-Is this right Reiny?

    Using correct mathematical notation and symbols, express the following in set-builder notation: Z = {16, 17, 18, 19, 20} {x | 15 < x < 20, x ∈ N}

  83. college math

    Using correct mathematical notation and symbols, express the following in set-builder notation: Z = {16, 17, 18, 19, 20}

  85. algebra

    is this right solve the following inequality and write solutin as a set builder notation -6/25x>=-5/3 25/-6*-6/25*x=>-5/3*25/-6 x=

  86. math

    How do I start off this equation? Using correct mathematical notation and symbols, express the following in set builder notation: Z = {4, 5, 6, 7, 8, 9, 10, 11}

  87. PreCal

    Express the set W={x∣0

  88. PreCal

    Express the set W = { x ∣ | x | < 1 } using interval notation.

  90. algebra

    solution set using interval notation −9y + 6 > −6y − 15

  91. algebra II

    need set notation for two step inequalities. problem is -4-5v5. if that's true, then how do u do set notation for answer? have 80 set notations to do and need to know how to do this by example

  92. math

    My teacher said to always use a parentheses when using the infinity symbol with interval notation. Could you explain why? Example: x ≥ -1 Interval notation would be [ -1, ∞ ) with a parentheses at the end instead of the square bracket. Please explain

  93. mathematics

    ) Consider the set {x | x ≥ −1}. (A) Graph this set. (B) Express this set in interval notation

  95. Algebra

    Express the solution set using interval notation -5< X < 6

  96. math

    what is the set in interval notation (negative infinity,0) and [-2,6)

  97. SAT math

    1. x>15-2x / -3 Solve the linear inequality. Write the solution in set builder notation. So, -3x>15-2x, x

  98. algebra

    Graph the following function using the technique of shifting, compressing, strecthing and/or reflecting Find domain and range of the function g(x)=2sqrtx-3+7 domain=___ (interval notation) range=_____ (interval notation)

  100. Math

    Let f(x)=x+1‾‾‾‾‾√ and g(x)=3x−5. Find f∘g and g∘f, and their respective domains. 1. (f∘g)(x)= 2. What is the domain of f∘g ? Answer (in interval notation): 3. (g∘f)(x)= 4. What is the domain of g∘f ? Answer (in interval

  101. Calculus

    If I derive the following, d/dt((a)S(t^2) of (s)^(1/2)ds with S being integral notation (a) being at the bottom of the notation and being a constant (t^2) being at the top of the notation ..I first apply the fundamental theorem of calculus to get..

  102. Math

    Which interval notation represents the set of all numbers from 2 through 7, inclusive? a. (2,7} b. (2,7) c. {2,7) d. {2,7}

  103. Math

    Let f(x) = 2x-1 and g(x) = 4-x. Find all values of x for which f(x) < -1 or g(x)

  105. math

    Give an example of an open interval, and an example of a set that is not an open interval. Use proper set notation and explain.

  106. 8th Grade Math

    Question: a) Write in standard notation: 6.3 X 10 to the ninth power. b) Write in scientific notation: 0.00000047

  107. Algebra

    Write in standard notation. 6.12 X 10^3. A. 6120 B. 612 C. 61,200 D. 61.2 A Simplify and write in scientific notation. 0.5(8 X 10^5). A. 8 X 5^5 B. 4 X 5^5 C. 8 X 10^5 D. 4 X 10^5 D

  108. Algebra

    Solve |9 – 4x| > 7 and write interval notation for the solution set. A.(1/2, 4) B. (-4,-1/2) C. (1/2, infinity) D. (-infinity U (4, infinity) I say the answer is D..Am i correct?

  110. Calc

    I'm kind of rusty on my calc here... ok ther's a graph of velocity vs time w/ velocity in m/s and time in seconds were time is of course the x-axis k I'm asked to describe how the velocity changes over the timer interval in this interval the graph consists

  111. Statistics

    For the data set (−2,−3)(1,3)(5,4)(9,7)(11,12) find interval estimates (at a 94.6% level) for a single observation and for the mean response of y corresponding to x=1. Note: For each part below, your answer should use interval notation. Prediction

  112. Algerba!

    Solve inequality and put solution set in interval notation. z^2+2z+6>0

  113. College algebra

    use interval notation to express the solution set of the inequality |2x + 3|> or equal to 9

  115. calculus

    what is the interval notation for solution set of the inequality x^2+16x is less than or equal to 0

  116. Math

    How would you use set builder notation to show that sine is discontinuous at every interval pi?

  117. math

    solve the polynomial inequality and graph the solution set on a real number line. set in interval notation. x^3+2x^2-4x-8>0 I have been staring at this problem for the last 15 minutes because I just don't understand it, somebody please help me?

  118. Math

    Use roster notation to create and write two proper subsets of your original set. 3. Do the following and write your answers in roster notation. •Find the union of the sets. •Find the intersection of the sets. •Find the complement of each of the sets.

  120. PreCalc

    write in interval notation 2x^2 < or = 9x+5

  121. Math 116 A

    9

  122. Algebra

    x < = -8 OR x > 1 Write in interval notation

  123. Math 116

    How would you write an interval notation for 9

  125. Math 116

    How would you write an interval notation for 9

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