Matt Wolf - Central Bucks School District



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Directions: Find the sum of the first n terms of the series with the given properties.

a1 = 6 d = -8 n = 10 S10 = _____ a1 = 7 r = -10 n = 15 S15 = _____

a1 = 2 r = -3 n = 10 S10 = _____ a1 = 7 d = -1 n = 15 S15 = _____

Directions: Find the sums of the following series.

[pic]_____ [pic]_____ [pic]_____ [pic]_____

Directions: Find the sums of the following series.

[pic]_____ [pic]_____ [pic]_____ [pic]_____

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