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Levart [38]
3 years ago
8

For a proof by induction of the math statement below, identify the correct step for proving the theorem is true for n = k + 1. H

ELP ASAP THANKS!!

Mathematics
1 answer:
Pavel [41]3 years ago
4 0
<h3>Answer: Choice A</h3>

What we do is simply replace every n with k+1. So (3n)^2 turns into (3(k+1))^2

We see that only choice A has the correct term mentioned on the left hand side, so this must be the answer.

The right hand side is treated the same way. We plug in n = k+1. Your teacher did a bit of algebraic manipulation to get what is shown for choice A.

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