If A (5, 7, 8, 9}, B = {3, 4, 5, 6} and C = {2, 4, 6, 8, 10}; where n is total number of distinct elements in a set, Is n(A U B) = n(A) + n(B) - n(A N B) ? * Yes

Q: In a certain country, area codes have four digits and are subject to the following restrictions. The…

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Q: Three-digit numbers are formed from the digits 0,1,6,7,8 and 9 if no repitition is allowed d. how…

A: The given digits are 0, 1, 6, 7, 8, and 9.

Q: in how many different ways can 7 potted plants be arrangesd in row

A: We can arrange n things in n! ways in a row.

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: Given nine sets {5,15,16,18}, {2,19,21},{1,9,14,16},{1,6,20}, {3,16,21},{5,14,20,21},…

A: given : {5,15,16,18}, {2,19,21},{1,9,14,16},{1,6,20}, {3,16,21},{5,14,20,21},…

Q: Which represents equal sets?. O A EB and BEA O IAI-IBI O All numbers in Set A are in Set B. O MCNand…

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Q: How may elements are in the set [-2, 2] \N?

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Q: In a race in which eight automobiles are entered and there are no ties, in how many ways can the…

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Q: list all the subsets of  {1,2,∅}   and {{R}} R= real number

A: Number of subsets of a set with n elements is 2^n

Q: 1. State whether each set is finite or infinite. alodwy a. Y (Odd numbers) b. A (Prime numbers less…

A: NOTE:- We are entitled to solve the first question, unless stated. Finite set is a set having…

Q: The table lists the number of head and neck injuries for 643 ice hockey players wearing either a…

A: The question is about events Given : Total no. of players ( N ) = 643   To find : a ) C ∩ F…

Q: Assume that you select digits from the set {1,2,3,4,5,7,8} to form a number between 10 and 800. (1)…

A: given set of digits is  {1,2,3,4,5,7,8}  and the range of numbers is 10 to 800. There would be 2…

Q: Use any method, list all the three digit numbers from the set {3,4,5,6} where there are no repeating…

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Q: A box contain 8 red and 6 green balls. In how many ways can 3 balls be drawn such that they are all…

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Q: How many permutations of the numbers (1, 2, 3, 4, 5, 6, 7, 8, 9} have the numbers 4, 5 and 6 in…

A: So, the numbers 4, 5 & 6 should remain at their natural position and the other numbers can…

Q: How many subsets are there of the set N = {9}?

A: Given,          The set is N=9We know that,         The number of subsets of a given set is 2n ;…

Q: A standard deck of cards has 52 cards with 13 cards (Ace,2,3,4,5,6,7,8,9,10,Jack,Queen,King, (Ace))…

A: Straight flush : Straight flush consists five cards in consecutive order and each card in the same…

Q: Find how many 3 subset can be formed from the set {a,b,c,d,e,f,g,h}.

A: We have to find how many 3 subset can be formed from the set a, b, c, d, e, f, g, h.

Q: set N = {9, 43, 66}?

A: Given that  Set N = {9, 43, 66}   We know that  The subsets possible are null set , subset of size…

Q: How many people only cycled if 1978 took public transit, 1494 drove, 818 cycled, 731 took public…

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Q: Evaluate: C(7,5)*P(9,2) / C(16,3)

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Q: Consider the 7 letters A, B, D, E, F, G and O. How many 3-letter words can be formed from the 7…

A: Hi, thanks for posting the question. Since there is more than one question posted. We will answer…

Q: A standard deck of cards has 52 cards. There are four suits: ♥, ♦, ♣, ♠. For each suit, there are…

A: Conditions:• The first group has three cards of the same denomination.• The second group has three…

Q: How many subsets are there of the set N = {5, 42}?

A: We ahave to find no. Of subsets.

Q: A license plate consists of   five symbols on each​ plate, where the first two symbols are letters…

A: Fundamental principle of counting : If an event occur in m ways an corresponding to it another event…

Q: If B = {3, 7, 10, 12} How many subsets of B can be formed?

A: 24 subsets of B can be formed.   The detailed solution is as follows below:

Q: Let A = {a, b, c}, B = {1,2, 3} How many elements are in A × B? Determine A × B

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Q: How many subsets are there of the set N = {6, 49}?

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Q: How many four digit codes can be made out of the digits 0,2,4and 8 if the repetition of digits is…

A: We have to find four digit codes can be made out of the digits 0,2,4and 8 ....

Q: - 7x – 4y = - 11 -8 -7 -6 -5 -4 -3 -2 -1, Į 2 3 4 5 6 7 8 -2 -3-

A: Plot the graph of -7x-4y=-11

Q: A committee of 6 U.S. senators is to be formed with 3 Democrats and 3 Republicans. In how many ways…

A: It is given that Number of Republicans = 66 Number of Democrats = 34 To be selected = 6

Q: Suppose A = {1,2,3,4,5,6} and B= {5,6,7,8,9} Then A\B=..?

A: We know that A\B = {x∈A and x∉B}