SOLUTION: Given the sequence 4;X-2;32... 1.1 Which term of the sequence is 158?

Question 1023888: Given the sequence 4;X-2;32...
1.1 Which term of the sequence is 158?

Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!
Given the sequence ,,,............,
first find using common difference rule:
...eq.1
.....eq.2
from eq.1 and eq.2 we have:

so, your sequence is:
,,,............, or ,,,............,
the common difference is
to find any term of an arithmetic sequence:
where is the first term of the sequence, is the common difference, is the number of the term to find.
your formula will be:
for =,,,.........
if , then

so, element of your sequence is

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