Algebra Unit 2 Quiz Review

What does a₁ represent?

• Any term

• First term

• Last term

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CCSS.HSF.BF.A.2

What kind of sequence is the pattern 15, 17, 20, 24, 29, ...?

• Arithmetic
• Geometric
• Neither

Tags

CCSS.HSF.BF.A.2

What does r represent?

• Radical

• Common difference

• Common ratio

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CCSS.HSF.BF.A.2

Identify the common difference of the sequence below:

-2.3, -1.1, 0.1, 1.3,...

• -1.2

• 1.3

• 1.2

• -1.3

Tags

CCSS.HSF.BF.A.2

Write the explicit formula for the sequence shown below.

3, -3, -9, -15

• a_n=3+6(n-1)

• a_n=3−6(n-1)

• a_n=6−3(n-1)

• a_n=6+3(n-1)

Tags

CCSS.HSF.BF.A.2

Write the explicit formula for the sequence shown below.

1, 6, 11, 16

• a_n=1+5(n-1)

• a_n=1−5(n-1)

• a_n=5−(n-1)

• a_n=5+(n-1)

Tags

CCSS.HSF.BF.A.2

A sequence can be generated by using a_n = 5a_(n-1)

where a₁ = 3

and n is a whole number greater than 1.

Which term describes this sequence?

• arithmetic

• geometric

• neither of these

Tags

CCSS.HSF.BF.A.2

Which of the following is not an arithmetic sequence?

• 1/2, 1, 3/2, 2

• 11, 14, 17, 20

• 2, 4, 8, 16

• 5, 2, -1, -4

Tags

CCSS.HSF.BF.A.2

What kind of sequence is the pattern 400, 200, 100, 50, 25, ...?

• Arithmetic
• Geometric
• Neither

Tags

CCSS.HSF.BF.A.2

A sequence can be generated by using a_n = 5a_(n-1)

where a₁ = 3

and n is a whole number greater than 1.

What are the first three terms in the sequence?

• 3, 15, 45

• 5, 8, 11

• 5, 15, 45

• 3, 15, 75

Tags

CCSS.HSF.BF.A.2