Specify the sets by roster:    (a) {odd counting numbers less than 11}     (b) {positive multiples of three} (#28) Write out in words the description of the set. Them list the set in roster form:      { x | x ∈ W , x ≤ 8 | } (#42) Determine whether each statement is true or false. Give reasons for your answers :      (a)  m ∈ { m , a , t , h }          (b)

Q: Write in listing or roster form. N = ( x|x is a positive integer and is a divisor of 18) Choices:…

A:

Q: Write the number 9.32E-5 in standard form.

A:

Q: The table lists the number of deaths (in thousands) in a certain country during a particular year…

A: The table shows the number of deaths in a certain county during a particular year according to race…

Q: Let The set U={1,2,3,4,5,6}, the set A={1,2,3}, and the set B={2,3,5}. Write down the numbers that…

A: Note: According to the guidelines of Bartleby, we will only solve first three parts for you. Kindly…

Q: Find n(A) for the following set: b) A = { {0}, {1,2}, {3,4,5} }

A: Consider the given set A = {{0}, {1,2}, {3,4,5}}.

Q: Illustrate the following on a number line:a. |x|=4b. |x|c. |x|>4

A: Part a. For |x|=4 x =+4 and x=-4 are the two values of x on the number line.

Q: Which is an example of disjoint sets?   A={multiples of two} and B = {multiples of three}   E =…

A: A={multiples of two} and B = {multiples of three} AnB = {6,12,18,...} = non-empty set E =…

Q: Give an example of a set of numbers that is: a. Closed under both addition and multiplication. b.…

A: a. Set of real numbers b. Set of odd natural  numbers c. Set of irrational numbers

Q: Write each of the following sets in correct roster notation: (a) {x^2 - 1 : x∈{0,1,2,3,4}} (b)…

A: The answers are given below

Q: у2+15 b. у2-у-42

A:

Q: Find n(A) for the set. A={-8, 7, -6, ..., 0} O A. OB. O C. O D. n(A) = 1 n(A) = 4 n(A) = 9 n(A) = 8

A: We find n(A).

Q: Use the roster method to write the given set below: {x∈Z|x=−x} {x∈N| x<10 and x is divisible by 3}

A: Given sets in Set builder form are: {x∈Z| x=-x}{x∈N| x&lt;10 and x is divisible by 3

Q: Can you give me an example of  Operations sets?

A: Union:          The union of two sets is the set containing all of the elements from both of those…

Set Theory

Every field in the present world involves a set. The theory of sets was developed by German mathematician Georg Cantor while working on the “problems of trigonometric series”.