Please help!!!!! Which ratios are equivalent in the table check all that apply 20:4 4:22 20:5 7:35 40:8
2 answers:
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The recursive formula
means that the current element () is written in terms of the term immediately before (
).
In order to get , you have to add 5 to the previous term
. In other words, every term is 5 more than its predecessor.
So, if we want the 8th term, we can keep adding 5 until we get there:
Generally speaking, a number
Since none of these numbers has order 19, it follows that 20 does not have any primitive roots.
