H A2 4.3

What number follows 20 in this arithmetic sequence?

8,11, 14, 17, 20

• 5

• 23

• 26

• 29

Tags

CCSS.HSF.BF.A.2

Find the missing term in the geometric sequence: 8, 20, 50, 125, _____.

• 75

• 200

• 250

• 312.5

Tags

CCSS.HSF.BF.A.2

What is the eleventh term of an arithmetic sequence in which a1 = 3 and d = 6?

• 63

• 39

• 69

• 36

Tags

CCSS.HSF.BF.A.2

What is the difference between an arithmetic sequence and a geometric sequence?

• One is the sum of the numbers and one is just a list of numbers.

• One has a common difference and one has a common ratio.

• One you can write an nth term and one you cannot.

• None of these are correct.

Tags

CCSS.HSF.BF.A.2

What do we call this sequence: 6,18,54,162,…

• Arithmetic Sequence

• Geometric Sequence

• Fibonacci Sequence

• Triangular Sequence

Tags

CCSS.HSF.BF.A.2

-21, -16, -11, -6, ...

Is this sequence arithmetic, geometric, or neither?

• arithmetic (common difference d = 5)

• geometric (common ratio r = 5)

• neither (no common difference OR common ratio) neither (no common difference OR common ratio)

Tags

CCSS.HSF.BF.A.2

Find the 32nd term of this sequence.
9, 4, -1, -6, -11, ...

• 81
• -34
• -146
• -225

Tags

CCSS.HSF.BF.A.2

Given the sequence:
 25, 21, 17, 13,...
Write the explicit equation that models the sequence.  (Hint:  Simplify your equation.)

• a_n = 4n + 29
• a_n = -4n + 25
• a_n = -4n + 29
• a_n = 4n + 25

Tags

CCSS.HSF.BF.A.2

Create the explicit formula for the sequence:
2, 8, 14, ...
(Hint:  Write your formula and then simplify it.)

• a_n=2+6n
• a_n=-6+6n
• a_n=6n-4
• a_n=4-6n

Tags

CCSS.HSF.BF.A.2

Evaluate the arithmetic series described:
11 + 18 + 25 + 32..., S₇

• 225
• 450
• 384
• 224

Tags

CCSS.HSF.BF.A.2

CCSS.HSF.IF.A.3

CCSS.HSF.LE.A.2