Sequences & Series

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

• 6
• 5
• 4
• 2

Tags

CCSS.HSF.BF.A.2

Find the 32nd term of this sequence.
34, 37, 40, 43, ...

• 32
• 64
• 127
• 356

Tags

CCSS.HSF.BF.A.2

Find the 25th term of the sequence if a₁ = 5 and d = 0.5

• 18
• 17
• 15
• 14

Tags

CCSS.HSF.BF.A.2

What sequence follows the formula  a_n =4n+11

• 4, 15, 26, 37...
• 15, 19, 23, 27...
• 15, 26, 37, 48...
• 11,15, 19, 23...

Tags

CCSS.HSF.BF.A.2

What is the twelfth term in the sequence 3, -6, 12, . . . ?

• -2,048
• 6,144
• -6,144
• -531,441

Tags

CCSS.HSF.BF.A.2

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

• a_n = 2(11)^n-1
• a_n = 11x2
• a_n = 11(2)^n-1

Tags

CCSS.HSF.LE.A.2

Evaluate.

• 14

• 437/60

• 49/12

• 61/12

The 6th partial sum of the series 2 + 6 + 10 + 14 + ... in sigma notation is

• 
• 
• 
• 

Evaluate.

• -858.5

• -808

• -1264

• -1343

Evaluate. Round to the nearest thousandth.

• 1.333

• .167

• 1.500

• 3.000

Tags

CCSS.HSA.SSE.B.4