Series and Sequences

What is the 50th term of the sequence
13, 7, 1, . . . ?

• -294
• -281
• -275
• -213

Tags

CCSS.HSF.BF.A.2

What kind of formula is a_n = 5n + 3?

• Arithmetic Recursive
• Arithmetic Explicit
• Geometric Recursive
• Geometric Explicit

Identify the common difference.
97, 86, 75, 64, ...

• 8
• 11
• -11
• -8

Tags

CCSS.HSF.BF.A.2

What kind of formula is a_n = 5n + 3?

• Arithmetic Recursive
• Arithmetic Explicit
• Geometric Recursive
• Geometric Explicit

Find the sum, if possible

• -4/3
• 4/15
• 1
• not possible

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

• -2,048
• 6,144
• -6,144
• -531,441

Evaluate the series.

• 36
• 85

Find the sum if possible

• 16
• 48
• 36
• not possible

Tags

CCSS.6.NS.B.3

What is the next term in the sequence 1, 4, 9, 16, 25, ...?

• 34
• 36
• 39
• 41

What type of series is
32 + 16 + 8 + 4 + 2 + 1

• Finite Arithmetic
• Finite Geometric
• Infinite Arithmetic
• Infinite Geometric