What is the pattern equation for set builder notation for Question 2b?

I am having trouble finding the formula in order to convert to set builder notation for 2b. Any help is appreciated. Questions attached below.

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2 Answers

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  • 6 months ago
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    All the terms are 1 more than a multiple of 6.

    So here's a possible way to write this in set builder notation.

    {6k+1, k∈ℤ}

  • 6 months ago

    +6 is the pattern

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