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Physics 18 Online
Slumway:

Find the 31st term of the following sequence. 9, 15, 21, ...

aidenj:

what do u think

jhonyy9:

how you think what sequance is this geometric or aritmetic geometric sequance a_n = a*r^(n-1) aritmetic sequance a_n = a_1 +(n-1)d a_n is the nth term a_1 the first term d common difference r common ratio

Rival:

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