Equations of Arithmetic Sequences

Interactive Video
•
Mathematics
•
9th - 12th Grade
•
Hard
Standards-aligned
Jennifer Littig
Used 1+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What defines an arithmetic sequence?
A sequence where numbers are multiplied by a constant.
A sequence where numbers decrease over time.
A sequence where the same value is added or subtracted each time.
A sequence of random values.
Tags
CCSS.HSF.BF.A.2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for the nth term of the sequence 5, 9, 13, 17, 21?
4n - 1
5n - 1
n + 4
4n + 1
Tags
CCSS.HSF.BF.A.2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the 50th term of the sequence 5, 9, 13, 17, 21?
Subtract 4 from 5, fifty times.
Multiply 50 by 5.
Use the formula 4n + 1 with n = 50.
Add 4 to 21 repeatedly until reaching the 50th term.
Tags
CCSS.HSF.BF.A.2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the common difference in the sequence 5, 9, 13, 17, 21?
5
3
4
2
Tags
CCSS.HSF.BF.A.2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the term '4n + 1' derived for the sequence 5, 9, 13, 17, 21?
By adding 4 to each term starting from 5.
By setting n = 1 for the first term and solving.
By identifying the common difference and calculating the offset from an imaginary zero term.
By multiplying each term by 4 and adding 1.
Tags
CCSS.HSF.BF.A.2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What would be the first term if you used the formula '4n + 1' with n = 0?
0
1
5
4
Tags
CCSS.HSF.BF.A.2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term 'common difference' refer to in an arithmetic sequence?
The difference between the highest and lowest terms.
The most frequently occurring number in the sequence.
The value added to each term to get the next term.
The average value of all terms.
Tags
CCSS.HSF.BF.A.2
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