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

Find a₁₂ in the sequence -1, -3, -9, -27, ...

• -177,147
• -19,683
• -59,049
• 118,098

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

Since January 1980, the population of the city of Brownville has grown according to the mathematical model y=720,500(1.022)^x, where x is the number of years since January 1980. What is the was the population of Brownville in 1980?

• 102.2 people
• 720,500 people
• 1.022 people
• 1022 people

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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

Geometric Sequences have a common...

• difference
• ratio

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

Is the sequence arithmetic: 37, 31, 25, 19, ...

• Yes
• No

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

Agnes purchases a ring for $200 and it depreciates 6% per year from the date of purchase. Which function models the value V(t) of the ring?

• V(t)=200(1.6)^t
• V(t)=1.06x+200
• V(t)=200(.06)^t
• V(t)=200(.94)^t

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

Emily would like to buy some new furniture for her home. She decides to buy the furniture on credit with 9.5% interest compounded quarterly.

If she spent $7,400, how much total will she have paid after 8 years.

• $15,415.94

• $15,683.28

• $15,927.56

• $16,109.05

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

Find the common ratio for the geometric sequence:

 $10,\ 20,\ 40,\ 80$  

• 10

• 1/2

• 2

• 4

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

What is a, the starting term, 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

Write an explicit rule for the general term of the sequence 5, 15, 45, . . . ?

• a_n = a_n-1 x 3
• a_n = 5(3)^n-1
• a_n = 3(5)^n-1
• a_n = 5 + (n-1)3

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