1: what is the 8th term of the arithmetic sequence whose nth term is [] =2[] + 6?
a.32 b.30 c.28 d.22

2: what is the nth term if the arithmetic sequence 9, 6, 3, 0, -3?
a.9n-3 b.12-3n c.3+6n d.12n-3

3:what is the next term in the geometric sequence 4,-12, and 36, ___?
a.-42 b.-54 c.-72 d.-108

4:what is the 6th term of the geometric sequence 2/25,2/5,2, 10,___?
a.25 b.50 c.1250 d.2500
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