Use Mathematical Induction to Prove That Any Integer Amount of Postage

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The Answer is

P ( 18 ) :

use one 4 -cent stamp and two 7-cent stamps.

\quad P ( k ) \rightarrow P ( k + 1 )

: if a pile of stamps for

k

cents postage has a 7-cent stamp, replace one 7 -cent stamp with two 4-cent stamps; if the pile contains only 4-cent stamps (there must be at least five of them), replace five 4-cent stamps with three 7-cent stamps.

Use Mathematical Induction to Prove That Any Integer Amount of Postage

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Correct Answer:
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Use Mathematical Induction to Prove That Any Integer Amount of Postage

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Correct Answer:VerifiedShow Answer

Correct Answer:
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