Geometric Sequences

Determine whether the sequence is arithmetic, geometric, or neither.

• arithmetic
• geometric
• neither

Tags

CCSS.HSF.BF.A.2

Determine whether the sequence is arithmetic, geometric, or neither.

• arithmetic
• geometric
• neither

Tags

CCSS.HSF.BF.A.2

Find the common ratio for the geometric sequence.

• 10
• 1/2
• 2
• 4

Tags

CCSS.HSF.BF.A.2

Find the common ratio for the geometric sequence.

• 1
• -1
• 7
• -7

Tags

CCSS.HSF.BF.A.2

Write the nth term rule for the geometric sequence.

• _Un = 7(1)ⁿ

• _Un = 7(-1)ⁿ

• _Un = 7(-1)^n-1

• _Un = -1(7)^n-1

Is the sequence 256, 64, 16, 4,... geometric?

• yes
• no

Find the common ratio: 16, 8, 4, 2, ...

• r = 2
• r = 8
• r = 1/4
• r = 1/2

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.LE.A.2

Is the sequence-4, -12, -36, -108,... geometric?

• yes
• no

Tags

CCSS.HSF.BF.A.2

The next term of the series 4,16,64 is

• 256
• 132
• 120
• 150

Is the sequence geometric or arithmetic?
3, 6, 9, 12...

• Arithmetic
• Geometric
• Neither