Principle Of Mathematical Induction Question 48

Question: For every positive integral value of n, $ 3^{n}>n^{3} $ when

Options:

A) $ n>2 $

B) $ n\ge 3 $

C) $ n\ge 4 $

D) $ n<4 $

Show Answer

Answer:

Correct Answer: C

Solution:

  • [c] Check through option, the condition $ 3^{n}>n^{3} $ is true when $ n\ge 4. $