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1. |
Find the next two terms of the geometric sequence 64, -32, 16, -8, . . . . |
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A. |
-4, 2 |
B. |
4, -2 |
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C. |
-16, -32 |
D. |
16, -32 |
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Hint |
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2. |
Write the first four terms of the geometric sequence in which a1 = -3 and r = -4. |
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A. |
3, -12, 48, -192 |
B. |
–3, -12, -48, -192 |
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C. |
-3, 12, -48, 192 |
D. |
3, 12, 48, 192 |
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Hint |
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3. |
Write an equation for the nth term of the geometric sequence 5, 15, 45, 135, …. |
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A. |
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B. |
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C. |
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D. |
 |
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Hint |
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4. |
Find the eighth term of a geometric sequence for which a3 = 98 and r = 7. |
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A. |
11,529,602 |
B. |
1,647,086 |
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C. |
5,764,801 |
D. |
823,543 |
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Hint |
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5. |
Which of the following is not a geometric sequence? |
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A. |
4, 2, 1,  , … |
B. |
1, 4, 16, 64 |
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C. |
6, 4 , 3, 1 , … |
D. |
3, 6, 12, 24, … |
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Hint |
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