1.The sum of the first n terms of an AP is 373.5. Use the appropriate formula to assist you in calculating the value of n if the first term is 21.5 and common difference is 5. 2.Classify the following sequences: (i) 6.5, 9.75, 13, 16.35,…….. (ii) 4 ,8 , 16 , 33 ……… 9 9 9 9 3. Given that a geometric progression has a = -2 and r = -0.5, Determine values for the: fifth term of the GP and the sum of the first 20 terms
1.The sum of the first n terms of an AP is 373.5. Use the appropriate formula to assist you in calculating the value of n if the first term is 21.5 and common difference is 5. 2.Classify the following sequences: (i) 6.5, 9.75, 13, 16.35,…….. (ii) 4 ,8 , 16 , 33 ……… 9 9 9 9 3. Given that a geometric progression has a = -2 and r = -0.5, Determine values for the: fifth term of the GP and the sum of the first 20 terms
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.2: Sequences, Series And Summation Notation
Problem 35E: Find the sum of the first five terms of the sequence with the given general term. an=3
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1.The sum of the first n terms of an AP is 373.5. Use the appropriate formula to assist
you in calculating the value of n if the first term is 21.5 and common difference is 5.
2.Classify the following sequences:
(i) 6.5, 9.75, 13, 16.35,……..
(ii) 4 ,8 , 16 , 33 ………
9 9 9 9
3. Given that a geometric progression has a = -2 and r = -0.5, Determine values for the:
fifth term of the GP and the sum of the first 20 terms
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