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The first term of a geometric sequence is 4 and the multiplier, or ratio, is –2. What is the sum of the first 5 terms of the sequence?
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The first term of a geometric sequence is 4 and the multiplier, or ratio, is –2. What is the sum of the first 5 terms of the sequence?

User Roseanna
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Answer =124
4+8+16+32+64=124
I hope this helped! :)
User Blondelg
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