(adsbygoogle = window.adsbygoogle || []).push({}); [SOLVED] Prove it

We are starting to do some proofs in my class. I am having a problem starting the problem:

n>3 then 2n+1<2^n

Can I start the proof by using contradicition or should I try to apply induction? Any help would be cool, thanks.

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Prove it

**Physics Forums | Science Articles, Homework Help, Discussion**