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Finding Values in Arithmetic and Geometric Sequences

Authored by Anthony Clark

Mathematics

9th Grade

CCSS covered

Finding Values in Arithmetic and Geometric Sequences
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20 questions

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1.

DRAG AND DROP QUESTION

1 min • 1 pt

The sequence (a)   is NOT an arithmetic sequence.

-7, -13, -19, -25,...

-10, -6, -2, 2,..

6, 8, 10, 12,...

3, 15, 75, 375,...

Tags

CCSS.HSF.BF.A.2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the 67th term of the following arithmetic sequence.


13, 22, 31, 40, ...

-445

67

625

607

Tags

CCSS.HSF.BF.A.2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which of the following is the correct formula in finding the nth term of an arithmetic sequence?

an = a1 + (n - 1)d

an = a1 + (n + 1)d

an = a1 - (n - 1)d

an = a1 +- (n + 1)d

Tags

CCSS.HSF.BF.A.2

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Write an explicit formula for an​, the nth term of the sequence 9, 13, 17, ...

an = 9 + 4(n-1)

an = 9 - 4(n-1)

an = 9 + 4(n)

an = 9 * 4n-1

Tags

CCSS.HSF.BF.A.2

5.

DROPDOWN QUESTION

1 min • 1 pt

Arithmetic

Geometric

Answer explanation

Percentages are almost always Geometric.

Tags

CCSS.HSF.BF.A.2

6.

DROPDOWN QUESTION

1 min • 1 pt

Arithmetic

Geometric

Answer explanation

Percentages are almost always Geometric.

Tags

CCSS.HSF.BF.A.2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What type of series is
32 + 16 + 8 + 4 + 2 + 1

Finite Arithmetic

Finite Geometric

Infinite Arithmetic

Infinite Geometric

Tags

CCSS.HSF.BF.A.2

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