# Set notation

Let

A= {n element of Z : n=4q+1 for q element of Z}

B= {m element of Z : m=8r-3 for r element of Z}

Prove:

a) A is in B

b) B is in A

C) A=B

in set notation.

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A is not contained in B: for instance, 9=4x2+1 is an element of A, but it is not an ...

#### Solution Summary

The solution looks at two sets and discusses proofs regarding their contents and equality.

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