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1. |
Which symbol makes the following statement true? 3.25 × 103 ______ 325 |
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A. |
 |
B. |
= |
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C. |
> |
D. |
< |
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Hint |
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2. |
Find  |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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Hint |
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3. |
Find a number that when squared equals 484. |
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A. |
None of these is correct |
B. |
22 only |
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C. |
-22 only |
D. |
22 or -22 |
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Hint |
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4. |
Tell whether the statement is sometimes true, always true, or never true for positive values of n. If it is sometimes true, state for what value it is true. 4n = 6,561. |
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A. |
always true |
B. |
sometimes true, n = 7 |
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C. |
never true |
D. |
sometimes true, n = 8 |
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Hint |
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5. |
Identify the decay factor in the equation p = 1,508,069 × 0.89n where p is the bacteria population and n is the number of days after a vaccine was administered. |
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A. |
n |
B. |
0.89 |
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C. |
p |
D. |
1,508,069 |
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Hint |
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6. |
Which equation represents exponential growth? |
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A. |
y = 250 × 4x |
B. |
y = 250 × 0.25x |
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C. |
y = 250 × 0.4c |
D. |
y = 250 · x |
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Hint |
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