Wednesday

April 16, 2014

April 16, 2014

Number of results: 213,821

**MATH**

When there is 0 items, the number of subset is 1=2^0 {}=φ. When there is one item, the number of subsets is 2=2^1, namely {}, {A}. Assume that when there is n (different) items, there are 2^n subsets. Then when there are 2^(n+1) items, we have the 2^n subsets for the first...
*Thursday, April 7, 2011 at 8:40pm by MathMate*

**algebra**

How many sets are subsets of set B? List the subsets of set B. Which are proper subsets? B= {1,2,3,4,5} would it be 5 subsets (1 for each number? the subsets would be 1,2,3,4,5 not sure about a proper subset
*Monday, May 10, 2010 at 7:36pm by Kristi*

**math subsets**

{ } , the null set {2}, {o}, {t} {2,o}, {2,t}, {o,t} {2,o,t} notice there are 8 subsets or 2^3. for a set of n elements there will be 2^n subsets
*Sunday, May 17, 2009 at 8:51pm by Reiny*

**Math**

if you include the empty set and the entire set itself in the list of subsets there will be 2^5 or 32 subsets for 5 elements. In general, if you have n elements in a set, there will be 2^n number of subsets including the null set and the entire set itself. e.g. {A,B,C) subsets...
*Tuesday, August 18, 2009 at 4:37pm by Reiny*

**Math**

How many subsets of a set with 100 elements have more than one element? The answer to your question is the number of all of the subsets minus the number of subsets with just one element. had do you find the perimeter and the area whats the measurment of b
*Thursday, March 8, 2007 at 2:35pm by eric*

**Math **

List the subsets of {P, N, D, Q}, where Q represents a quarter. How many subsets did you find?
*Sunday, October 14, 2012 at 11:22pm by Alivia*

**math**

what are the subsets on -2.324 and the subsets for the square root of 46
*Thursday, October 18, 2012 at 6:34pm by Taylor*

**Math**

It seems to me there are 10 ways to pick subsets of 1 element; 10!/(8! 2!)= 45 subsets with 2 elements; 10!/(7!3!) = 120 with three elements and 10!/(6!4!) = 210 subsets with four elements The total is 385.
*Thursday, February 19, 2009 at 6:28pm by drwls*

**math**

how many nonempty subsets does a set with ten elements have... my question is what is a non empty subset i know for regular its 2^n
*Friday, February 6, 2009 at 6:49pm by math/subsets*

**math**

How are the ideas of subsets and proper subsets used in counting to identify relationship between whole numbers?
*Saturday, October 23, 2010 at 1:29pm by tammy*

**math**

if a set has n elements there will be 2^n subsets. Yours should have 32 subsets. You are missing all the triples and fours.
*Thursday, April 15, 2010 at 6:33pm by Reiny*

**math subsets**

List all the subsets of {2, o, t}.
*Sunday, May 17, 2009 at 8:51pm by help*

**math**

here is a rather simple explanation we know n! = n(n-1)! e.g. 6! = 6(5!) and 1! = 1(0!) and we know that 1! = 1 so 1 = 1(0!) 0! = 1 another way is to look at the definition of C(n,r) which are the number of subsets of n elements. e.g. C(6,2) is the number of 2-element subsets ...
*Wednesday, May 7, 2008 at 1:21am by Reiny*

**Math**

The proper subsets of A:{b,c,d} contain any combination of b,c, d and nothing else, except b,c,d. That is A is not a proper subset of A. For example, {b,c} is a proper subset of A, so is {a}. For any set X which contains n elements, there are 2^n-1 proper subsets, including &...
*Sunday, June 19, 2011 at 12:41am by MathMate*

**Math 213 Elementary Math**

A subset consists of any number of members of the given set. Notice that this definition includes the empty set (˅) and the given set itself. To list all the subsets of three members, you will need to list all possible combinations of the members, this includes 1 subset ...
*Tuesday, August 4, 2009 at 10:01am by MathMate*

**math**

Suppose you have a set with 2n elements. How many subsets can we form? 2^{2n} = 4^n. Now how many subsets, each containing exactly n elements, can we form? This number is {2n choose n}. In the first statement above, we considered all subsets (not just those with n elements), ...
*Wednesday, November 9, 2011 at 7:45pm by Steve*

**Math**

I'm new to this but.. how many subsets does a five element have. How many subsets does a set of six elements have?
*Tuesday, August 18, 2009 at 4:37pm by Missy*

**Finite Math**

Sizes of disjoint subsets of a universal set. Assume that A and B are disjoint subsets of U, and that n(U)=95, n(A)=30,and n(B')=61. Find n(AB').
*Tuesday, September 6, 2011 at 5:37pm by anonymous*

**math**

Given a set with n elements has 2^n subsets.Find the number of subsets for set A={2,3,5,7,11}.
*Wednesday, April 2, 2014 at 12:06pm by mandy*

**Algebra**

Proper subsets are all subsets except C itself.
*Monday, January 11, 2010 at 8:44pm by Marth*

**algebra**

im having trouble with subsets.. name the subsets to which the numbers belong 3/4 0 -6 square root of 7 5
*Monday, September 17, 2012 at 2:19am by angie*

**math**

A one-element set {a} can form two subsets: {∅}, {a} A two-element set {a,b} can double the above list by tagging a b to each of the above two sets, thereby doubling the number: {∅},{a},{b},{a,b} for a total of 2²=4 sets. Similarly, by doubling again, the ...
*Sunday, February 20, 2011 at 3:01pm by MathMate*

**Math**

3 questions if you can help me. 1. Calculate the number of subsets and the number of proper subsets for the set. {x|x is a day of the week} 2. Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. List the elements in the set. (A B...
*Thursday, June 9, 2011 at 11:35am by Roger*

**Math**

3 questions if you can help me. 1. Calculate the number of subsets and the number of proper subsets for the set. {x|x is a day of the week} 2. Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. List the elements in the set. (A n B)...
*Thursday, June 9, 2011 at 11:59am by Roger*

**Math**

This becomes a question of the number of subsets with 8 elements. number of subsets = 2^8 or 256 Notice that this would include the nullset, correponing with "no items" and the the set of all elements, your "loaded pizza"
*Monday, May 7, 2012 at 7:52pm by Reiny*

**Math 156**

suppose your toppings are A,B, and C could have -no toppings, (null set) -A -B -C -AB -AC -BC -ABC A set of 3 elements has 8 subsets So what you are doing in the above question is finding all possible subsets of the 3 toppings
*Friday, October 23, 2009 at 4:13pm by Reiny*

**math**

How many factors, or how many prime factors? There are obviously 11+6+23 prime factors. Just add up all the exponents. Now, if you want factors in general, that's a little more complicated. There are 11+1 ways to choose subsets of 7^11 (choosing none is also an option) There ...
*Wednesday, October 5, 2011 at 4:19pm by Steve*

**math**

3)How mnay subsets of 6 integers taken from the numbers 1,2,3...,20 are there such that there are no consecutive integers in any subset (e.g. if 5 is in the subset then 4 and 6 cannot be in it)? This is a fairly challenging problem, what have you tried so far? There are 20 ...
*Sunday, October 15, 2006 at 10:42am by Ali*

**math**

Most texts include the null set, or{}, as a subset of every set. So for n elements in any set there would be 2^n - 1 proper subsets. In your case there would be 15. Notice we excluded the set itself, or {p,l,u,s}, from the list of 'proper' subsets
*Monday, August 10, 2009 at 6:24pm by Reiny*

**math**

I think you want the number of subsets given 4 different sets number of subsets = 2^4 or 16, which includes the null set that is, a car having none of the 4 options listed and a car having all 4 of the options listed.
*Monday, October 28, 2013 at 10:00pm by Reiny*

**Math**

I was to answer this question: How are the idea of subsets and proper subsets used in counting to identify relationships between whole numbers? Here is what I said: If A is a subset of B, a=b. If A is a proper subset of B, a<b. If A is a subset of B and B is a subset of A, ...
*Thursday, June 4, 2009 at 8:13am by B.B.*

**Finite MAth**

The total number of subsets = 2^7 = 128 This includes the null set So what we want is the null set, the set of singles, the set of doubles and the set of triples = 1 + C(7,1) + C(7,2) + c(7,3) = 1 + 7 + 21 + 35 = 64 So the number of subsets with at most 3 elements is 64
*Thursday, January 26, 2012 at 7:57pm by Reiny*

**math**

Since it asks for "how many different combinations of the colours are possible" we are merely interested in the number of subsets of the 4 colours. number of subsets are 2^4 = 16 but that would include the one case of not choosing any, so I would say there are 15 choices of ...
*Tuesday, January 22, 2013 at 12:27am by Reiny*

**algebra**

This becomes a question of subsets The number of subsets of 18 elements is 2^18 or 262144 that would include the null set, in this case no toppings So the number of different topping combinations would be 262143
*Monday, February 6, 2012 at 10:52pm by Reiny*

**Emergency help**

I think you are missing part of your question for B. A can be a subset of itself, so it would include everything The null or empty set is also a subset. Each number could be in its own subset. We are up to 8 subsets. Also, we could take two numbers at a time to make unique ...
*Sunday, March 3, 2013 at 5:48pm by Dr. Jane*

**math please helppppppp**

For a set of numbers T, we say that T has distinct subset sums if all distinct subsets of T have distinct sums. How many subsets of {1,2,3,4,5,6,7,8} have distinct subset sums? Details and assumptions The empty set (the set of no elements) has sum 0 by convention
*Tuesday, May 14, 2013 at 5:24am by Mathslover*

**math**

There are 2^10 possible subsets, including Φ, the null set. Not sure what you mean by sum of the elements, do you mean the sum of the cardinalities of the 1024 subsets, or do you mean the sum of the numbers of each subset? In the case of the latter, the distinct sums would...
*Tuesday, June 11, 2013 at 11:52am by MathMate*

**math subsets**

If A={13,14,15} A proper subset B of A is such that B∈A but B≠A. The following sets are all proper subsets of A: ∅, {13}, {14}, {15}, {13,14}, {13,15}, {14,15}
*Saturday, April 23, 2011 at 12:59pm by MathMate*

**Maths - Sets**

Beats me Veronica. I would have to read the chapter in your book. I think subsets are all the combinations of whole elements in the set. If you paint all five vowels in a box on a piece of paper, the subsets are all the combinations of them that you can circle with a pen. I ...
*Sunday, May 4, 2008 at 8:23am by Damon*

**probability**

There are 2^9 number of subsets or 512 This includes the nullset, which corresponds to a pizza with no items. {pepperoni, onions, olives, and mushrooms} is one of those subsets. So the Prob(pepperoni, onions, olives, and mushrooms) = 1/512
*Thursday, October 8, 2009 at 7:51am by Reiny*

**Modern (Abstract) Algebra**

Let f:A->B, where A and B are nonempty Prove that f(S1 - f(S2) is a proper subset of f(S1 -S2) fo all subsets S1 and S2 of A. Give an example where there are subsets S1 and S2 of A such that f(S1) - f(S2) does not equal f(S1-S2)
*Friday, October 15, 2010 at 12:06pm by dreww1961*

**Modern (Abstract) Algebra**

Let f:A->B, where A and B are nonempty Prove that f(S1 - f(S2) is a proper subset of f(S1 -S2) fo all subsets S1 and S2 of A. Give an example where there are subsets S1 and S2 of A such that f(S1) - f(S2) does not equal f(S1-S2)
*Friday, October 15, 2010 at 12:16pm by dreww1961*

**math**

what are the subsets of S?
*Thursday, January 28, 2010 at 11:46pm by T*

**Set and relations**

correct. Just to antagonize you a bit more, always remember that the empty set {} is also a subset of every set. There are 2^n subsets of a set with n members. In this case, they are {} {0} {2} {5} {0,2} {0,5} {2,5} {0,2,5} The set of all subsets of a set is called the power ...
*Saturday, June 1, 2013 at 12:08pm by Steve*

**ALG II - Probability**

The number of subsets of 16 "fixins" is 2^16 or 65536 I suppose having "no fixins" is against the religion of the place , so I will subtract 1 to have 65535 subsets And the claim they have 17 menu items, so the number of different choices = 17(65535) = 1114095
*Tuesday, May 18, 2010 at 9:21pm by Reiny*

**math**

List all the subsets of {2, o, t}.
*Sunday, May 17, 2009 at 7:57pm by help*

**math**

List all the subsets of {2, o, t}.
*Sunday, May 17, 2009 at 6:16pm by help*

**math**

2^9=512 subsets
*Sunday, February 20, 2011 at 3:01pm by Cris*

**Math**

List all subsets for (m,a,t,h)
*Friday, February 20, 2009 at 9:54pm by Paul*

**math**

Let C = {p, l, u, s}. How many proper subsets does C have?
*Monday, August 10, 2009 at 6:24pm by Kim*

**Math**

The number of subsets is 2^n 2^4 = 16
*Monday, March 15, 2010 at 9:49pm by Damon*

**Math**

How many subsets does the set L = {5, 6, 7, 8} have?
*Tuesday, January 29, 2013 at 8:16pm by Anonymous*

**Math**

There are 2^n subsets of an n-element set. What does it matter what Q is?
*Sunday, October 14, 2012 at 11:22pm by Steve*

**College math 1**

All the 32 subsets for (x,y,z,u,v)
*Monday, June 3, 2013 at 10:26am by Adrian ,*

**Math**

what are thr proper subsets of (march,april, may)
*Sunday, June 19, 2011 at 12:41am by Jamese*

**math**

Find a subset of R^2 which is not of the form AxB where A and B are subsets of R.
*Monday, January 28, 2013 at 6:45pm by Jen*

**Maths**

For a set of numbers T, we say that T has distinct subset sums if all distinct subsets of T have distinct sums. How many subsets of {1,2,3,4,5,6,7,8} have distinct subset sums? Details and assumptions The empty set (the set of no elements) has sum 0 by convention
*Tuesday, May 14, 2013 at 5:23am by Mathslover*

**Math 213 Elementary Math**

List all the subsets of {2, o, t}.
*Tuesday, August 4, 2009 at 10:01am by Shay*

**Math 213 Elementary Math**

1. List all the subsets of {2, o, t}.
*Wednesday, August 5, 2009 at 2:46pm by Shay*

**Math 213 Elementary Math**

1. List all the subsets of {2, o, t}.
*Tuesday, August 4, 2009 at 10:01am by Anonymous*

**MATHS**

For a set of numbers T, we say that T has distinct subset sums if all distinct subsets of T have distinct sums. How many subsets of {1,2,3,4,5,6,7,8} have distinct subset sums? Details and assumptions The empty set (the set of no elements) has a sum of 0 by convention.
*Friday, May 17, 2013 at 6:13am by HELP!!*

**Math**

The null set contains no members, so how can it have subsets?
*Tuesday, August 18, 2009 at 8:05pm by bobpursley*

**math subsets**

what is the proper subset for 13, 14, 15
*Saturday, April 23, 2011 at 12:59pm by Anonymous*

**math**

should have been... 64 subsets, (not elements)
*Thursday, July 7, 2011 at 3:19pm by Reiny*

**math**

but i'm not so good at subsets can you explain, so i can maybe understand in a different way.
*Saturday, August 3, 2013 at 5:09pm by vincent*

**Math**

One more question... how many subsets does a null set have?
*Tuesday, August 18, 2009 at 8:05pm by Missy*

**Math**

suppose that W is a set which has 255 proper subsets. Determine the cardinality of w
*Sunday, September 16, 2012 at 4:35pm by Dakota*

**Math**

there are 4 elements, so there are 2^4 or 16 subsets This would include the null set
*Tuesday, January 29, 2013 at 8:16pm by Reiny*

**Maths - Sets**

That is from http://www2.edc.org/makingmath/mathprojects/subsets/subsets_teach.asp
*Sunday, May 4, 2008 at 8:23am by Damon*

**MATHS!!!Please HELP..:'(**

For a set of numbers T, we say that T has distinct subset sums if all distinct subsets of T have distinct sums. How many subsets of {1,2,3,4,5,6,7,8} have distinct subset sums?
*Saturday, May 18, 2013 at 8:21pm by PLEASE HELP~*

**Math**

Determine the number of subsets of A={1,2,,10} whose sum of elements are greater than or equal to 28.
*Sunday, March 24, 2013 at 9:55pm by Carlos*

**Survey of Mathematics **

Since this is not my area of expertise, I searched Google under the key words "proper subsets" to get this: http://www.google.com/search?client=safari&rls=en&q=proper+subsets&ie=UTF-8&oe=UTF-8 In the future, you can find the information you desire more quickly, if you use ...
*Sunday, April 4, 2010 at 6:58pm by PsyDAG*

**Math**

Find the number of subsets of the given set. 4) {mom, dad, son, daughter} a. 16 b.14 c.12 d. 8
*Monday, March 15, 2010 at 9:49pm by Lisa*

**math**

Without writing them all out, what is the number of subsets of set A ={king, queen, knight, prince, princess, duke}?
*Thursday, July 7, 2011 at 3:19pm by jesse*

**math**

Without writing them all out, what is the number of subsets of set A ={king, queen, knight, prince, princess, duke, earl}?
*Wednesday, April 6, 2011 at 6:05pm by nette*

**MATH**

Without writing them all out, what is the number of subsets of set A ={king, queen, knight, prince, princess, duke, earl}?
*Thursday, April 7, 2011 at 8:40pm by Anonymous*

**math**

Assume that the set S has 14 elements. How many subsets of S have at most 4 elements?
*Wednesday, September 15, 2010 at 10:33pm by Laura*

**Finite MAth**

Assume that the set S has 7 elements. How many subsets of S have at most 3 elements
*Thursday, January 26, 2012 at 7:57pm by Bryan*

**math**

If two sets are subsets of each other, what other relationships must they have?
*Saturday, August 18, 2012 at 11:25am by mary*

**math**

correct. The power set of A P(A) is the set of all subsets of A. These would be {}, {2}, {3},...{2,3},{2,5},... and so on up to A itself.
*Wednesday, April 2, 2014 at 12:06pm by Steve*

**math**

A set has 256 subsets how many element has the set?
*Wednesday, January 16, 2013 at 3:52pm by Boris*

**Algebra**

6 subsets
*Thursday, April 15, 2010 at 7:19pm by Tonya *

**algebra**

The power set is the set of all possible subsets of a given set of cardinality n (contains n elements). The power set has a cardinality of 2^n. To find the all elements of the power set of a given set A, we start with the null set, and add one element at a time. {∅} {&...
*Saturday, June 11, 2011 at 5:29am by MathMate*

**math -subsets**

Let U = {x/x is a female} A = {x/x is a mathematician} B = {x/x owns a pickup} C = {x/x owns a dog} Describe in words a member of each of the following: ... _ (a) B (b) B U C (c) A - C
*Monday, May 18, 2009 at 9:03am by anonymous*

**math213**

Let U = {u, n, i, t, e} FIND THE SUBSETS
*Monday, November 2, 2009 at 11:24pm by brina*

**algebra**

what are the possible subsets of I={6,7}
*Wednesday, October 9, 2013 at 1:35pm by Anonymous*

**math**

Without writing them all out, what is the number of subsets of set A = {tongue, ear, mouth, eye, nose, cheek, forehead, neck, shoulder}?
*Sunday, February 20, 2011 at 3:01pm by jasmine*

**math**

for a set of three elements find the number of different subsets of 2 elements.use row 3 of pascals triangle
*Tuesday, March 15, 2011 at 5:21pm by jasmine*

**math**

List all the subsets of S. You may use "C" for chocolate, "V" for vanilla, and "M" for mint. 1. {} 2. C 3. V 4. M 5. CV 6. CM 7. VC 8. VM 9. MC 10.MV 11. CVM Is this correct.
*Thursday, April 15, 2010 at 6:38pm by bb*

**algerbra**

If n(A)= 8, then how many proper subsets does A have?
*Saturday, September 13, 2008 at 6:11pm by tom*

**Algebra**

List all the subsets of {m, a, t, h}.
*Monday, January 11, 2010 at 7:58pm by Sandy*

**Algebra**

Let C = {p, l, u, s}. How many proper subsets does C have?
*Monday, January 11, 2010 at 8:44pm by Sarah*

**Maths - Sets**

If your class has no background in the ideas presented here, thats fine; just start a few steps back. Review what a set is (simply "a collection of objects" will do) and what a subset is (any set of elements that all come from the original set, including --the empty set--...
*Sunday, May 4, 2008 at 8:23am by Damon*

**Algebra**

The number of proper subsets of set A are? When A= {1,3,5,7}
*Monday, February 3, 2014 at 7:32pm by Boo*

**math**

I don't know about the subsets, but Isaiah's answer is unclear. If it is √(5/5) = √1 = 1 If it is (√5)/5 = 2.2361/5 = .44722
*Wednesday, April 14, 2010 at 8:10pm by PsyDAG*

**math**

What you are asking is , How many subsets are there with 5 elements. which would be 2^5 or 32 But that includes the case of no toppings (the null set) It is up to you to decide if that is a possibility, if not, then there would be 31 different pizzas
*Saturday, December 4, 2010 at 4:27pm by Reiny*

**College Mathematics**

The number of proper subsets of set A are? When A= {1,3,5,7}
*Wednesday, February 26, 2014 at 9:12pm by Boo*

**math**

The order of elements in a set does not matter, so VM and MV, MC and CM, and CV and VC are the same set. So list those only once to get 8 subsets.
*Thursday, April 15, 2010 at 6:38pm by Reiny*

**Math**

Assume that the set S has 10 elements. How many subsets of S have at most 4 elements? This question is from the section in my book called "Counting Partitions: Combinations." I would greatly appreciate any help! Thanks!
*Thursday, February 19, 2009 at 6:28pm by Eleanor*

**Math**

If a set has n members, then the number of subsets is 2^n. This includes the empty set or null set and the entire set itself. So for your problem, what do you think?
*Monday, March 15, 2010 at 9:49pm by Reiny*

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