antasiaturner7
antasiaturner7 antasiaturner7
  • 16-02-2018
  • Mathematics
contestada

can someone help me thank u

can someone help me thank u class=

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banz3398
banz3398 banz3398
  • 16-02-2018
It is A.
You know this because it is always n-1. (:
Answer Link
Аноним Аноним
  • 16-02-2018
Your right!
good job!

Answer Link

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