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Mathematics 20 Online
OpenStudy (anonymous):

10. Write a formula for the sequence: 10, 17, 24, 31,...(Points : 1) 3 + 7n 10 + 7n 31 - 7n 11. Write a formula for this sequence: 8, -1, -10, -19,...(Points : 1) 8 - 9n 17 - 9n -19 - 9n

OpenStudy (anonymous):

10. 10+7n 11. 8-9n

OpenStudy (blurbendy):

See what happens if you put (1) into n for each of these sequences. Then put (2) into n. When the pattern emerges, you know which formula is correct!

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