Easy Mathematics Quadratic Equations Class 10 Level 37

समीकरण \(7x^2+2x+3=0\) के लिए सही निष्कर्ष क्या है?

What is the correct conclusion for \(7x^2+2x+3=0\)?

Explanation opens after your attempt
Correct Answer

A. वास्तविक मूल नहींno real roots

Step 1

Concept

(D=22-4(7)(3)=-80<0). So this equation has no real roots.

Step 2

Why this answer is correct

The correct answer is A. वास्तविक मूल नहीं / no real roots. (D=22-4(7)(3)=-80<0). So this equation has no real roots.

Step 3

Exam Tip

(D=22-4(7)(3)=-80<0) है। इसलिए यह समीकरण वास्तविक मूल नहीं रखता।

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Mathematics Answer, Explanation and Revision Hints

समीकरण \(7x^2+2x+3=0\) के लिए सही निष्कर्ष क्या है? / What is the correct conclusion for \(7x^2+2x+3=0\)?

Correct Answer: A. वास्तविक मूल नहीं / no real roots. Explanation: (D=22-4(7)(3)=-80<0) है। इसलिए यह समीकरण वास्तविक मूल नहीं रखता। / (D=22-4(7)(3)=-80<0). So this equation has no real roots.

Which concept should I revise for this Mathematics MCQ?

(D=22-4(7)(3)=-80<0). So this equation has no real roots.

What exam hint can help solve this Mathematics question?

(D=22-4(7)(3)=-80<0) है। इसलिए यह समीकरण वास्तविक मूल नहीं रखता।

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