Prove using the principle of mathematical induction that 3^n > 4n^2 +5n for n=4,5... thank you!
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Originally Posted by christina Prove using the principle of mathematical induction that 3^n > 4n^2 +5n for n=4,5... thank you! This is very straightforward. ? If this is true, we try to use it to prove if ? ? Therefore, we only need ask if As and , for n=4 and above, only the first term needs to be tested.
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