Verified Answer :

taskmasters

Checking if the sequence is an arithmetic sequence
7 - 1 = 6
13 – 7 = 6
Therefore the sequence is arithmetic, with a_0 = 1 and d = 6
a_n = a_0 + (n-1)d
a_30 = 1 + (29)(6)
= 175
Therefore the 30th term is 175.

KurdishPotato

the rule is : 6n - 5 to find the 30th term replace n with 30
6× 30 - 5 = 175

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