\(\frac{8!-7!}{7!}\) का मान क्या है?

What is the value of \(\frac{8!-7!}{7!}\)?

Explanation opens after your attempt
Correct Answer

B. (7)

Step 1

Concept

\(8!-7!=8\cdot7!-7!=7\cdot7!\), so the value is (7). Take the common factorial in subtraction.

Step 2

Why this answer is correct

The correct answer is B. (7). \(8!-7!=8\cdot7!-7!=7\cdot7!\), so the value is (7). Take the common factorial in subtraction.

Step 3

Exam Tip

\(8!-7!=8\cdot7!-7!=7\cdot7!\), इसलिए मान (7) है। घटाव में सामान्य फैक्टोरियल निकालें।

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Mathematics Answer, Explanation and Revision Hints

\(\frac{8!-7!}{7!}\) का मान क्या है? / What is the value of \(\frac{8!-7!}{7!}\)?

Correct Answer: B. (7). Explanation: \(8!-7!=8\cdot7!-7!=7\cdot7!\), इसलिए मान (7) है। घटाव में सामान्य फैक्टोरियल निकालें। / \(8!-7!=8\cdot7!-7!=7\cdot7!\), so the value is (7). Take the common factorial in subtraction.

Which concept should I revise for this Mathematics MCQ?

\(8!-7!=8\cdot7!-7!=7\cdot7!\), so the value is (7). Take the common factorial in subtraction.

What exam hint can help solve this Mathematics question?

\(8!-7!=8\cdot7!-7!=7\cdot7!\), इसलिए मान (7) है। घटाव में सामान्य फैक्टोरियल निकालें।