A) \[n\ge 1\]
B) \[n\ge 2\]
C) \[n\ge 3\]
D) None of these
Correct Answer: D
Solution :
Here,\[P(1)=2\]and from the equation \[P(k)=k(k+1)+2\] \[\Rightarrow \] \[P(1)=4\] So,\[P(1)\] is not true. Hence, mathematical induction is not applicable.You need to login to perform this action.
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