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Mathematics 16 Online
OpenStudy (anonymous):

(1) Write the sum of the first 50 terms of the arithmetic sequence in number 8. {1,4,7,10,13,16} (2) Find the sum of the first 150 terms of the arithmetic sequence 4, 5, 6,....

OpenStudy (anonymous):

1 is 3725

OpenStudy (anonymous):

11775 is the second

OpenStudy (anonymous):

thanks!! :)

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