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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. |
What is the fifth term of a geometric sequence if a1 = 7 and r = 0.2? |
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A. |
1.4 |
B. |
5.6 |
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C. |
0.28 |
D. |
0.0112 |
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Hint |
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4. |
Find three geometric means between 3 and 48. Then select the graph that uses the x-axis for the number of the term and the y-axis for the term itself. |
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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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5. |
What is the ninth term of a geometric sequence if the third term is 36 and the fourth term is 72? |
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A. |
108 |
B. |
4608 |
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C. |
2304 |
D. |
432 |
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Hint |
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