Sequences Review

What is the explicit rule for the sequence: 11, 22, 44, 88

• G_n = 2(11)^n-1

• G_n = 11x2

• G_n = 11(2)^n-1

Which sequence is represented by the explicit formula G_n = 2(7)^n-1 ?

• 7, 14, 28, 56...

• 2, 9, 16, 23...

• 2, 14, 98, 686...

• 7,9,11,13...

What is the common difference:
-2, -11, -20, -29...

• Every Number
• 9
• -2
• -9

Tags

CCSS.HSF.BF.A.2

What is the next term:
6, 12, 18, 24...

• 30
• 32
• 34
• 6

Tags

CCSS.2.NBT.A.2

What is the zero term for:
-6, 1, 8, 15...

• 22
• 1
• -12
• -13

Which sequence is arithmetic?

•  4, 8, 16, 32, 64, ...
• 4, 6, 10, 12, 16, ...
•  4, 1, -2, -5, -8, ...
• 4, 2, 1, 1/2, 1/4, ...

Tags

CCSS.HSF.BF.A.2

Find the missing terms of the arithmetic sequence:

145, 160, ___, ___, 205

• 175, 190

• 165, 175

• 185, 195

• 175, 160

What is the explicit formula for the following sequence: 3, -1, 1/3, -1/9,...

• G_n = 1/3 ⋅ (3)^n-1

• G_n= 3 ⋅ (1/3)^n-1

• G_n = -1/3 ⋅ (3)^n-1

• G_n = 3 ⋅ (-1/3)^n-1

Find G₉ in the sequence 4, 8, 16, 32, ...

• 384

• 512

• 768

• 1,024

You have $10 in you bank account.  It doubles every month.  How much money will you have after 5 months?

• $320
• $35
• $50
• $250

Tags

CCSS.HSF.BF.A.2