In Exercises 1724, write a formula for the general term (the nth term) of each geometric sequence.

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In Exercises 17–24, write a formula for the general term (the nth term) of each geometric sequence. Then use the formula for an to find a7, the seventh term of the sequence.

1.5, -3, 6, -12, . . .

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College Algebra

ISBN: 9780134453262

7th Edition

Authors: Robert F Blitzer

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