End of Semester Test Review

Ms. Walker’s class set up an online fund with a goal to raise $2,280 to go on a field trip. Ms. Walker starts the fund by depositing $10. Each week the balance of the fund is twice the balance of the previous week. Which equation can be used to find the number of weeks, x, after which the balance of the fund will reach $2,280, and how many weeks will it take to reach the class goal?

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Rewrite as a single logarithm.

(a)  

What is the approximate solution to this equation?

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Which statements are true about the graph of function f?

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What is the explicit formula for the sequence of: 4, 8, 16, 32, ...

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Which is the correct sigma notation for the series: 2 + 6 + 18 + 54 + 162 ?

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Select all correct answers. Which statements are true about function g?

• Function g is continuous

• As x approaches negative infinity, g(x) approaches positive infinity.

• Function g is increasing over the entire domain.

• Function g includes an exponential piece and a quadratic piece.

• As x approaches positive infinity, g(x) approaches positive infinity.

• ADD functions h(x) and a(x)

• SUBTRACT functions h(x) and a(x)

• MULTIPLY functions h(x) and a(x)

• DIVIDE functions h(x) and a(x)

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