CCSS.Math.Content.HSF.LE.A.2

Identify the common ratio (multiplier) of the function f(x)=2(4)^x.

• 2
• 4
• (2)^x
• 8

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CCSS.Math.Content.HSF.LE.A.2

What is the twelfth term in the sequence 3, -6, 12, . . . ?

• -2,048
• 6,144
• -6,144
• -531,441

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CCSS.Math.Content.HSF.LE.A.2

Find the 10th term.

• 16
• 12
• 21
• 30

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CCSS.Math.Content.HSF.LE.A.2

The population of Winnemucca, Nevada, can be modeled by P=6191(1.04)^t where t is the number of years since 1990. What percent did the population increase each year?

• 104%
• 4%
• 40%
• 400%

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CCSS.Math.Content.HSF.LE.A.2

What is a, the initial amount, for the function: f(x) = 300(1.16)^x?

• 300
• 1.16
• .16
• x

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CCSS.Math.Content.HSF.LE.A.2

If the 2nd term of an AP is 13 and the 5th term is 25, the common difference is 

• 12
• 4
• 3
• 5

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CCSS.Math.Content.HSF.LE.A.2

Find the sum of the geometric series.

• 248

• 124

• 120

• 240

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CCSS.Math.Content.HSF.LE.A.2

Find the sum of the arithmetic series described:

2 + (-2) + (-6) + (-10)..., S₁₀

• -160

• -328

• -320

• -336

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CCSS.Math.Content.HSF.LE.A.2

Write an exponential function to model the situation. The value of a car is $18000 and is depreciating at a rate of 12% per year.

• V(t) = .88(18000)^t

• V(t) = .12(18000)^t

• V(t) = 18000(.88)^t

• V(t) = 18000(.12)^t

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CCSS.Math.Content.HSF.LE.A.2

What is the common ratio of this geometric sequence?

{2, 10, 50, 250, ... }

• 1,250

• 5

• 10

• 50

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CCSS.Math.Content.HSF.LE.A.2