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  8/17/2010 5:51:46


Victoria Baker is taking this assessment.
For questions 1–2, evaluate the function rule for the given value.
1.
f(x) = 3x for x = –4 (1 point)

             –64

    
             –12

    

2.
y = 12 · 3x for x = 4 (1 point)

             972
             144
             2,916
             971

3.
Suppose an investment of $4,500 doubles in value every ten years. How much is the investment
worth after 50 years? (1 point)

             $450,000
             $90,000
             $144,000
             $45,000

4.
Match the function rule with the graph of the function.

y = 2 · 3x

(1 point)
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