SOLUTION: can you please help me to understand this problem. 2. (4 points) Write down all possible subsets of {a, b, c, d}

Algebra ->  sets and operations -> SOLUTION: can you please help me to understand this problem. 2. (4 points) Write down all possible subsets of {a, b, c, d}       Log On


   

Question 147869This question is from textbook A Survey of Mathematics with Applications
: can you please help me to understand this problem.
2. (4 points) Write down all possible subsets of {a, b, c, d}

This question is from textbook A Survey of Mathematics with Applications

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Write down all possible subsets of {a, b, c, d}
--------
the null set
a
b
c
d
ab
ac
ad
bc
bd
cd
abc
abd
acd
bcd
abcd
---------
There are 2^4 or 16 subsets.
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Cheers,
Stan H