cant567 cant567
  • 03-08-2018
  • Mathematics
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Geometric series help please!!!!

Geometric series help please class=

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DeanR
DeanR DeanR
  • 03-08-2018

That's an arithmetic series.

We substitute k+1 for n in the theorem statement to get the goal of the induction step:

2 + 4 + 6 + ... + 2k + 2(k+1) = (k+1)(k+2)

The step that gets us to that goal is the last step, where we take the statement for k and add 2(k+1) to both sides.

Last choice

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