Let the set B={−23,−16,−7,−2,20,36,48,72}. How many ways are there to choose a positive or an odd number from B?

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: Let a = (5, 4, 2) and b = (-1, -2, -3), then 3a 5b (10, 2, -9). = - Select one: O True O False

A:

Q: A committee of 4 boys and 5 girls is to be formed from a group of 8 boys and 10 girls. How many…

A: Say the given question is of combination or not combination .

Q: A combination has 4 characters.  There are 2 letters and 2 numbers.  The numbers must be 0-9.  how…

A: Given : There are combinations of 4 characters. There are 2 letters and 2 numbers.

Q: A man has seven shirts and ten ties. Assuming that they all match, how many different shirt-and-tie…

A: Given data 7 shirts10 tiesall match with each otherno. of combinations possible = ?

Q: Determine n if 3 + 32 + 33 + .... 3n = 9840

A: Determine n if3 + 32 + 33 + .... 3n = 9840

Q: 4 people rent a house that has 4 bedrooms. How many ways are there to assign the bedrooms to the…

A: 4 people 4 bedroom

Q: Find the values of a, b and c if: 21 l6 2a 21 7 2 +2b 2 3 -b

A: When a constant is multiplied to a matrix, then every element of the matrix is multiplied by the…

Q: a five-person committee is created by randomly selecting members from a group of 3 faculty and 5…

A: 3 Faculty5 students___________8 total peopleselect five person committee by selecting members at…

Q: Find the union: {7, 8, 9, 10, 11} U {6, 8, 10, 12}.

A: {7,8,9,10,11}U{6,8,10,12}

Q: Find the union: {2, 4, 6, 8, 10} U {4, 6, 12, 14}.

A: Given: Given sets are A=2, 4, 6, 8, 10B=4, 6, 12, 14

Q: a. The large books must always be together. b. The first book and last book must always be medium…

A:

Q: Find the g.c.f. and l.c.m. of the set of numbers. {2, 4, 10, 36} g.c.f.       l.c.m.

A:

Q: Mrs. Wong planted 3 tulips for every 4 daffodils. Which of the following could be the total number…

A: Please go through the solution.

Q: Let A = {small, medium, large}, B = {blue, orange}, and C = {triangle, square}. List the elements of…

A: The objective of the question is to find the Cartesian product of sets A and B. The Cartesian…

Q: There are 49 runners in a race, and no ties. In how many ways can the first three finishers be…

A:

Q: garden has 27 carrots in the first row, 30 carrots in the second row, 33 carrots in the third row,…

A:

Q: Let A = {Dirk, Johan, Frans, Sarie}, B = {Frans, Sarie, Tina, Klaas, Henrika}, C = {Hans, Frans}.…

A: We want to find number of elements in A∪B.

Q: Given the following set of numbers, name the real numbers.   {−13, 0, 13, π, 3–√, 113}   Select…

A: The real numbers are the number which can be shown on the number line. Therefore, all the numbers…

Q: What is n-1 choose n-1 equal to

A:

Q: Kathy's second card tells her to go back three steps. What integer represents her move back?

A:

Q: you have 5 pair of white socks and 10 pair of black sock in a drawer. you randomly choose two pair.…

A:

Q: Select the correct answer below: 0 (-6,-2) 0 (0,-2) (-18,-4) O (0,4) O(-6,-4) (-18.4) 200 Б 3

A: Here we have two vectora u and w . Need to perform indicated vector operation.

Q: plify the following expression. -25 + 12-(-1) + 28

A: In this question, concept of simplification of expression is applied. Expression The term…

Q: Find the union: (7, 8, 9, 10, 11} U {6, 8, 10, 12}.

A: To find the union of 7,8,9,10,11 ∪ 6,8,10,12 .

Q: Evaluate for n equals -2 n2+9n+3

A: The given expression is

Q: Convener and a Secretary are to be chosen from group of people consisting of 50 people. Explain how…

A: i) We can select A as Convener in only 1 way. We can select Secretary from (50-1)=49 people in 49…

Q: oose the answer that best describes the relationship between A={integers divisible by 2} and B=…

A:

Q: If  a♦b = a -  b2 Find 4 ♦ -9 =

A: Substitute the values in the given relation and compute the results.

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”.