Sequence and Series 7th

Identify the common difference.
3, 7, 11, 15, ...

• 6
• -4
• 4
• 5

Tags

CCSS.HSF.BF.A.2

Find the common ratio: 4, -16, 64, -256, ...

• r = -4
• r = 2
• r = -2
• r = 4

Tags

CCSS.HSF.BF.A.2

The next term of the sequence 2,4,8,16 are

• 64
• 32
• 108
• 20

Tags

CCSS.HSF.BF.A.2

The next term of the series 11,8,5,2 are

• -1
• -2
• 1
• 2

Tags

CCSS.HSF.BF.A.2

What is the common difference in an arithmetic sequence?

• The number that you + or - by.
• The number you x or divide by.
• The first number.
• The last number.

Tags

CCSS.HSF.BF.A.2

What kind of sequence is the pattern 15, 17, 20, 24, 29, ...?

• Arithmetic
• Geometric
• Neither

Tags

CCSS.HSF.BF.A.2

What kind of sequence is the pattern 400, 200, 100, 50, 25, ...?

• Arithmetic
• Geometric
• Neither

Tags

CCSS.HSF.BF.A.2

Which kind of sequence has a common difference?

• Arithmetic
• Geometric

Tags

CCSS.HSF.BF.A.2

Write the explicit formula for the geometric sequence.

• a_n = 10(2)^n-1
• a_n = 2(10)^n-1
• a_n = 10(2)ⁿ
• a_n = 2(10)ⁿ

Tags

CCSS.HSF.BF.A.2

Find the sum for the following series. 

• 44
• -162
• -682
• 324

Tags

CCSS.HSA.SSE.B.4