GMAT 考满分题库

S1 = 7

S2 = 10

...

Sn = 3n + 4

For the sequence above, in which any term n is defined as 3n + 4, what is the value of n for the first term in the sequence to exceed 50?
  • A15
  • B16
  • C17
  • D18
  • E19
显示答案
正确答案: B

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