IM1: Unit 2 Review (Final)
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
Find f(12078) using the following explicit rule: f(n) = 2 - 5(n-1)
Back
f(12078) = 2 - 5(12078-1) = 2 - 5(12077) = 2 - 60385 = -60388
Tags
CCSS.HSF.IF.A.2
2.
FLASHCARD QUESTION
Front
Write the explicit rule for the following sequence: -3, -6, -9, ...
Back
f(n) = -3 - 3(n-1) (This is an arithmetic sequence with a common difference of -3.)
Tags
CCSS.HSF.BF.A.2
3.
FLASHCARD QUESTION
Front
Write the explicit rule for the following sequence: 8, 10, 12, 14, ...
Back
f(n) = 8 + 2(n-1) (This is an arithmetic sequence with a common difference of 2.)
Tags
CCSS.HSF.BF.A.2
4.
FLASHCARD QUESTION
Front
Is the relation {(5, 4), (1, 4), (3, -2), (1, 8)} a function?
Back
No, because the input 1 is associated with two different outputs (4 and 8).
Tags
CCSS.8.F.A.1
5.
FLASHCARD QUESTION
Front
What is the range of the relation {(2, 4), (1, 4), (5, 4), (3, 2), (4, 4)}?
Back
The range is {2, 4} (These are the unique output values from the relation.)
6.
FLASHCARD QUESTION
Front
Define an explicit rule in mathematics.
Back
An explicit rule is a formula that defines the nth term of a sequence directly in terms of n.
Tags
CCSS.HSF.BF.A.2
7.
FLASHCARD QUESTION
Front
What is an arithmetic sequence?
Back
An arithmetic sequence is a sequence of numbers in which the difference between consecutive terms is constant.
Tags
CCSS.HSF.BF.A.2
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