Geometric Sequence Explicit Recursive

What is the common ratio for the sequence:
28, 14, 7, 3.5...

• 2

• 1/2

• -14

• -7

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CCSS.HSF.BF.A.2

Name the Sequence:

300, 150, 75, 37.5.....

• A. Arithmetic

• B. Geometric

• C. Recursive

• D. Explicit

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CCSS.HSF.BF.A.2

The Explicit Formula for the Geometric Sequence is:

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CCSS.HSF.BF.A.2

The next two terms of the sequence 2,-4, 8,-16 are

• 32, 64

• 32, -64

• -64, 108

• 32, 20

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CCSS.HSF.BF.A.2

Given the recursive formula for a geometric sequence, find the first five terms and the explicit formula.

• 2 , 10 , 50 , 250 , 1250

• 2 , 7 , 12 , 17 , 22

• 1 , 2, 10, 50, 250

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CCSS.HSF.BF.A.2

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CCSS.HSF.BF.A.2

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CCSS.HSF.BF.A.2

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CCSS.HSF.BF.A.2

Which formula is used to find the explicit equation for geometric sequences?

• a_n = a_n-1 + d

• a_n = a_n-1 * r

• a_n = a₁ + d(n-1)

• a_n = a₁ * r^n-1

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CCSS.HSF.BF.A.2

Find the explicit formula and the recursive formula.

1, 4, 16, 64,...

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CCSS.HSF.BF.A.2