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

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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

2. ### 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

3. ### 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)<0 and write solution set in interval notation.

4. ### 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

5. ### 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. x<-3/4 or x >2 Solve: (x-3)/(x^2-25)<0 and write interval notation for the solution set.

6. ### 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 notation.

7. ### [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).

{x | x < –7}

9. ### Write the interval notation corresponding to the set notation

{x | x < –7} Could it be (-7]

10. ### Write the interval notation corresponding to the set notation

{x | x < –7}.

12. ### 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

13. ### 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

14. ### 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

15. ### Write the set {x|x<-1} in interval notation.

What does it mean INTERVAL NOTATION?

16. ### 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

17. ### 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 <= x <= 8 and x <= -6 that the

18. ### 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: ?

20. ### 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.

21. ### [3y+6]>or equal to 21

If you could put this in set notation, graph, and interval notation that would be great. Thanks

22. ### 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

{x | x < –7}

24. ### 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

25. ### 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

28. ### Write interval notation for the set

{x|-4 < x < 4 -

29. ### write the set {x/ x< - 5 in interval notation

what is the correct interval

{x:-4>x>-8}

33. ### write interval notation for the set {x|-7<x<7} choose a intervel

A)[-7,7) B)(-7,7) C)(-7,7] D)[-7,7]

36. ### 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

37. ### The sets

D and E are defined as follows. =D>z|z4 D={z|z74} E={z|z<=7} Write ∩DE and ∪DE using interval notation. If the set is empty, write ∅ .

38. ### solve the inequality and write the solution set using interval notation.

4x+7 <2x+5 _____ -3

40. ### 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

41. ### 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}

42. ### 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}

43. ### 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

44. ### x^2-6>-5x

6x^2-5x+1<0 Solve (using any method), write your answer in interval notation and graph the solution set.

45. ### solve inequality. write the solution set in interval notation

7x+6 greater than or equal to -(x-6)

46. ### Solve. write the solution set using interval notation

9-(7x-9)is greater than or equal to sign -8(x+1)-8

48. ### Solve the inequality:

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

49. ### 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

51. ### 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

52. ### 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

53. ### 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 :-)

54. ### 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.)

55. ### 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

56. ### 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.

57. ### 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} D.{x|x<=2} 2. In set-builder notation, how do you write the solutions of the inequality? -4-x>=-2 A. {x|x>=-2 B. {x|x>=2 C. {x|x<=-2 D.

59. ### 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.

60. ### 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

63. ### What is 9-|x+4|<5 in interval and set notation?

Solve and write interval notation for the solution set. 3 – 8x < –5 or 3 – 8x > 19

65. ### 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) ≥

66. ### 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

Solve the inequality and write the solution set in interval notation 4x^3 -6x^2<0 2x^2 (2x-3)<0 2x-3<0 x= 3/2 Now I'm not sure about this 2x^2<0 x^2<1/2 sq root of x^2<sq root of 1/2 x=.7071 Right? When I plug it in the calculator it

69. ### 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}

70. ### Using correct mathematical notation and symbols, express the following in set-builder notation:

Z = {16, 17, 18, 19, 20}

71. ### 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}

75. ### Express the set

x ≤ 2 using interval notation

76. ### 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=<125/18 x=<125/18 set builder notation[x/x,125/18]

77. ### 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

79. ### ) Consider the set {x | x ≥ −1}.

(A) Graph this set. (B) Express this set in interval notation

-5< X < 6

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

So, -3x>15-2x, x<-15..? And how do I write it in set builder notation? 2. y+x=9 and 3y=2x + 8. How do I solve this system of equations? 3. Find the maximum y- value of

83. ### 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)

84. ### 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 notation):

85. ### 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}

88. ### 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..

89. ### 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

90. ### 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

91. ### Question:

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

92. ### 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?

93. ### 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

z^2+2z+6>0

98. ### 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?

99. ### Let f(x)=SQRT X+1 and g(x)=3x−5. Find f∘g and g∘f, and their respective domains.

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 notation):

100. ### 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.