Mathematics, 22.07.2019 14:30 sophiaa23
2arithmetic sequences and series find the indicated term of each arithmetic sequence. 1. find the sixtieth term of the arithmetic sequence if a1 = 418 and d = 12. 2. find a23 in the sequence, β18, β34, β50, β66, write an equation for the nth term of each arithmetic sequence. 3. 45, 30, 15, 0, 4. β87, β73, β59, β45, find the sum of each arithmetic series. 5. 5 + 7 + 9 + 11 + + 27 6. β4 + 1 + 6 + 11 + + 91 7. 13 + 20 + 27 + + 272 8. 89 + 86 + 83 + 80 + + 20 9. β (1 β 2n) 4 n=1 10. β (5 + 3j) 6 j=1 11. β (9 β 4n) 5 n=1 12. β (2k + 1) 10 k=4 13. β (5n β 10) 8 n=3 14. β (4 β 4n) 101 n=1 find the first three terms of each arithmetic series described. 15. a1 = 14, an = β85, sn = β1207 16. a1 = 1, an = 19, sn = 100 17. n = 16, an = 15, sn = β120 18. n = 15, an = 54 5 , sn = 45 name period 19. stacking a health club rolls its towels and stacks them in layers on a shelf. each layer of towels has one less towel than the layer below it. if there are 20 towels on the bottom layer and one towel on the top layer, how many towels are stacked on the shelf? 20. windows a side of an apartment building is shaped like a steep staircase. the windows are arranged in columns. the first column has 2 windows, the next has 4, then 6, and so on. how many windows are on the side of the apartment building if it has 15 columns? 21. training more than 380,000 people run in u. s. marathons each year. matthew is training to run a marathon. he runs 20 miles his first week of training. each week, he increases the number of miles he runs by 4 miles. how many total miles did he run in 8 weeks of training?
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Mathematics, 21.06.2019 18:00
What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15
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Mathematics, 21.06.2019 18:00
Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.
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Mathematics, 22.06.2019 00:40
Calculate the annual effective interest rate of a 12 % nominal annual interest rate compound monthly
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2arithmetic sequences and series find the indicated term of each arithmetic sequence. 1. find the si...
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