Understanding Sequences and Their Formulas
Interactive Video
•
Mathematics
•
7th - 10th Grade
•
Hard
Standards-aligned
Aiden Montgomery
FREE Resource
Standards-aligned
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of analyzing the terms of the numerators and denominators separately in a sequence of fractions?
To simplify the sequence
To build the formula for the sequence
To find the common ratio
To determine the first term
Tags
CCSS.HSF.BF.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the common difference in the arithmetic sequence of numerators?
5
2
8
3
Tags
CCSS.HSF.BF.A.2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which formula is used to find the nth term of an arithmetic sequence?
A sub n = A sub 1 + (n - 1)D
A sub n = A sub 1 * R^(n-1)
A sub n = A sub 1 + nD
A sub n = A sub 1 * n^R
Tags
CCSS.HSF.BF.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the common ratio in the geometric sequence of denominators?
2
3
5
6
Tags
CCSS.HSF.BF.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which formula is used to find the nth term of a geometric sequence?
A sub n = A sub 1 * n^R
A sub n = A sub 1 + nD
A sub n = A sub 1 + (n - 1)D
A sub n = A sub 1 * R^(n-1)
Tags
CCSS.HSF.BF.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do we include negative one raised to a power in the formula for the sequence?
To adjust the common ratio
To account for alternating signs
To find the first term
To simplify the sequence
Tags
CCSS.HSF.BF.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What adjustment is made to the exponent of negative one to correct the sign of the first term?
Change from n to n minus 1
Change from n to n times 2
Change from n to n plus 1
Change from n to n divided by 2
Tags
CCSS.HSF.BF.A.2
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