WBJEE · Maths · Mathematical Induction
The remainder obtained when \(11+2 !+95 !\) is divided by 15 is
- A 14
- B 3
- C 1
- D 0
Answer & Solution
Correct Answer
(B) 3
Step-by-step Solution
Detailed explanation
since, all terms from 5 lonwards are divisible by 15 and \(1!+2!+3!+4 !=33\) The required remainder after dividing by 15 will be 3 .
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