Arithmetic Recursive and Explicit Formulas
Authored by Anthony Clark
Mathematics
9th Grade
CCSS covered
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10 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write a recursive rule for the sequence 17, 1, -15, -31 . . .
an = an-1 + 16
a1=17
an = an-1 - 17
a1=17
an = an-1 - 15
a1=17
an = an-1 - 16
a1=17
Tags
CCSS.HSF.BF.A.2
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Create the explicit formula for the sequence:
2, 8, 14, ...
(Hint: Write your formula and then simplify it.)
an=2+6n
an=-6+6n
an=6n-4
an=4-6n
Tags
CCSS.HSF.BF.A.2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the explicit formula:
-3, -33, -63, -93, ...
an = -3 - 30(n -1)
an = -3 + 30(n -1)
an = -30 - 3(n -1)
an = -30 + 3(n -1)
Tags
CCSS.HSF.BF.A.2
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the explicit formula:
-23, -16, -9, -2, ...
an = -23 + 7(n -1)
an = -23 - 7(n -1)
an = 7 - 23(n -1)
an = 7 + 23(n -1)
Tags
CCSS.HSF.BF.A.2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Is the sequence arithmetic: 37, 31, 25, 19, ...
Yes
No
Tags
CCSS.HSF.BF.A.2
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Specifies the step by which each term of the sequence is generated from the preceding term or terms.
Sequence
Recursive Formula
Explicit Formula for an Arithmetic Sequence
Explicit Formula for a Geometric Sequence
Tags
CCSS.HSF.BF.A.2
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Find the next three terms:
5, 8, 11, 14...
16, 19, 22
17, 19, 21
17, 20, 23
16, 18, 20
Tags
CCSS.HSF.BF.A.2
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