\( \frac{18!}{15!}-\frac{17!}{14!} \) का मान क्या है?

What is the value of \( \frac{18!}{15!}-\frac{17!}{14!} \)?

Explanation opens after your attempt
Correct Answer

B. (816)

Step 1

Concept

The first term is \(18\cdot17\cdot16=4896\) and the second is \(17\cdot16\cdot15=4080\). The difference is (816).

Step 2

Why this answer is correct

The correct answer is B. (816). The first term is \(18\cdot17\cdot16=4896\) and the second is \(17\cdot16\cdot15=4080\). The difference is (816).

Step 3

Exam Tip

पहला पद \(18\cdot17\cdot16=4896\) और दूसरा \(17\cdot16\cdot15=4080\) है। अंतर (816) है।

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Mathematics Answer, Explanation and Revision Hints

\( \frac{18!}{15!}-\frac{17!}{14!} \) का मान क्या है? / What is the value of \( \frac{18!}{15!}-\frac{17!}{14!} \)?

Correct Answer: B. (816). Explanation: पहला पद \(18\cdot17\cdot16=4896\) और दूसरा \(17\cdot16\cdot15=4080\) है। अंतर (816) है। / The first term is \(18\cdot17\cdot16=4896\) and the second is \(17\cdot16\cdot15=4080\). The difference is (816).

Which concept should I revise for this Mathematics MCQ?

The first term is \(18\cdot17\cdot16=4896\) and the second is \(17\cdot16\cdot15=4080\). The difference is (816).

What exam hint can help solve this Mathematics question?

पहला पद \(18\cdot17\cdot16=4896\) और दूसरा \(17\cdot16\cdot15=4080\) है। अंतर (816) है।