समीकरण \(x^2-4x-5=0\) के मूलों का अंतर कितना है?

What is the difference between the roots of \(x^2-4x-5=0\)?

Explanation opens after your attempt
Correct Answer

A. (6)

Step 1

Concept

(x-2-4x-5=(x-5)(x+1)). The roots are (5) and (-1), so the difference is (6).

Step 2

Why this answer is correct

The correct answer is A. (6). (x-2-4x-5=(x-5)(x+1)). The roots are (5) and (-1), so the difference is (6).

Step 3

Exam Tip

(x-2-4x-5=(x-5)(x+1)) है। मूल (5) और (-1) हैं इसलिए अंतर (6) है।

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Mathematics Answer, Explanation and Revision Hints

समीकरण \(x^2-4x-5=0\) के मूलों का अंतर कितना है? / What is the difference between the roots of \(x^2-4x-5=0\)?

Correct Answer: A. (6). Explanation: (x-2-4x-5=(x-5)(x+1)) है। मूल (5) और (-1) हैं इसलिए अंतर (6) है। / (x-2-4x-5=(x-5)(x+1)). The roots are (5) and (-1), so the difference is (6).

Which concept should I revise for this Mathematics MCQ?

(x-2-4x-5=(x-5)(x+1)). The roots are (5) and (-1), so the difference is (6).

What exam hint can help solve this Mathematics question?

(x-2-4x-5=(x-5)(x+1)) है। मूल (5) और (-1) हैं इसलिए अंतर (6) है।