Sequences Review

Is this sequence arithmetic, geometric, or neither?
{26, 22, 18, 14, ...}

• Arithmetic
• Geometric
• Neither

What is the common ratio of this sequence?
{2, 10, 50, 250, ... }

• 1,250
• 5
• 10
• 50

What is the common difference in this sequence?
{48, 32, 16, 0, ... }

• 1/2
• 2
• -8
• -16

Is this sequence Arithmetic, Geometric, or Neither?
{14, 22, 30, 38, .. }

• Arithmetic
• Geometric
• Neither

If t(n)= -9n+12, then t(20)=______________?

• -180

• 192

• -192

• -168

Find the 22nd term of the following sequence:
5, 8, 11, ...

• 14
• 68
• 63
• 71

If f(x)=2x+17, then f(12)=___________.

• 24

• 41

• 17

• 30

Create the formula for the arithmetic sequence:
2, 8, 14, ...

• a_n = 2+6n
• a_n = -6+6n
• a_n= -4+6n
• a_n = 4-6n

Create the formula for the arithmetic sequence:

-38, -48, -58, -68...

then find the 37th term.

• -408

• -388

• -398

• -378

What is the 7th term for the rule: 
f(n) = 3(0.8)^n-1

• 0.786
• 0.629
• 14.4
• 2.4