\( \frac{13!-12!}{11!} \) का मान क्या है?
What is the value of \( \frac{13!-12!}{11!} \)?
Explanation opens after your attempt
A. (144)
Concept
(13!-12!=12!(13-1)=12\cdot12!), so the value is (144). Always take a common factor in subtraction.
Why this answer is correct
The correct answer is A. (144). (13!-12!=12!(13-1)=12\cdot12!), so the value is (144). Always take a common factor in subtraction.
Exam Tip
(13!-12!=12!(13-1)=12\cdot12!), इसलिए मान (144) है। घटाव में सामान्य फैक्टर जरूर निकालें।
Login to save your score, XP, coins and progress.
