KVPY2015MathematicsBasics of Mathematics
The least positive integer n for which [3] n+1 - [3] n < 1 12 is
Options
- A6
- B7
- C8
- D9
Correct answer
C. 8
Step-by-step solution
(n+1)^ 1 / 3 -(n)^ 1 / 3 1727 432 So n =8 only possible least positive integer