
Exploring Explicit and Recursive Formulas for Sequences

Interactive Video
•
Mathematics
•
8th - 12th Grade
•
Medium
Standards-aligned

Mia Campbell
Used 3+ times
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of sequence is identified by alternating negative and positive terms?
Arithmetic
Geometric
Fibonacci
Linear
Tags
CCSS.HSF.BF.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the common ratio of a geometric sequence that multiplies by -3?
1/3
-1/3
3
-3
Tags
CCSS.HSF.BF.A.2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the first term in an explicit formula for a geometric sequence?
Multiply the common ratio by the first term
Add the common ratio to the first term
Raise the common ratio to the power of (n-1)
Multiply the first term by the common ratio raised to the power of (n-1)
Tags
CCSS.HSF.BF.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What indicates an arithmetic sequence?
Multiplying by a constant
Adding a constant
Alternating signs
Dividing by a constant
Tags
CCSS.HSF.BF.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the common difference of an arithmetic sequence that decreases by 6 each term?
-1/6
6
1/6
-6
Tags
CCSS.HSF.BF.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the explicit formula for an arithmetic sequence generally represented?
a_n = a_1 - (n - 1)d
a_n = a_1 / d^(n - 1)
a_n = a_1 * r^(n - 1)
a_n = a_1 + (n - 1)d
Tags
CCSS.HSF.BF.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of simplifying the explicit formula of an arithmetic sequence?
To find the common difference
To determine the first term
To make it easier to calculate terms
To identify the sequence type
Tags
CCSS.HSF.BF.A.2
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