186 Answered Questions for the topic Sets

Sets Math

12/10/14

Math Question for Sets.
Suppose there are 30 students who take a vacation during summer or winter. Of those, 18 take a vacation during summer and 4 take a vacation during summer and winter. How many take a vacation during... more
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Sets

11/26/14

sets problem
there is a class of 50 students,awards are given for math and science.   36 received for either math or science 6 received both awards 2x received for math only x received for... more
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11/25/14

sets word problem
A card is drawn from a deck of 52 playing cards. Find the number of outcomes in which the card is either a queen or a black card.
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11/25/14

Find the intersection of each of the following pairs of sets
c) P = {x : n ∈ N, x = 3n n< 3} Q = {x : x ∈ N x < 7}
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Sets

11/17/14

sets question
two sets P and Q are such that n(P) =7, n(Q)=5 and n(PUQ)=9, then n (PnQ) IS
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11/15/14

Which of the following sets of vectors are linearly independent?
A) [8,1,-6], [-1,-5,-4]B) [9,3,0], [-7,5,0], [-8,6,0]C) [-1,-7],[9,-1]D) [2,4,7],[-9,-2,-3],[7,-2,-4]E) [7,-9], [-2,-3], [-4,-6]F) [-4,-6], [4,6]
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Sets

09/29/14

Sets to solve the problems
Mrs. Bollo's second grade class of thirty students conducted a pet ownership survey. Results of the survey indicate that 8 students own a cat, 15 own a dog, and 5 own both a cat and a dog. How many... more
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Sets

09/04/14

Prove.1. (AnB)\(CnD)=(A\C)n(B\D)
2. (A∩B)\C=(A\C)∩(B\C)
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Sets

08/29/14

A=[-1;3] B=]2;6[ AUB=? How do i do this? help me plz.
   My answer is AUB=[-1;6[ Is it correct?
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Sets Geometry

01/07/14

The mathmatical statement 4 C A means? The "C'' is not an actual C.
The mathematical statement 4 C A means? The c is not a c it means its part of a set or something..
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03/13/13

how do i find the number of elements in this set??
I have this question regarding set theory and probability that i am struggling on: Q: A group of international students take part in a survey on the nationality of their parents.E= English... more
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