Easy Mathematics Quadratic Equations Class 10 Level 37

समीकरण \(2x^2+4x+2=0\) के लिए विविक्तकर का चिन्ह क्या है?

What is the sign of the discriminant for \(2x^2+4x+2=0\)?

Explanation opens after your attempt
Correct Answer

A. शून्यzero

Step 1

Concept

(D=42-4(2)(2)=0). So this is the case of equal real roots.

Step 2

Why this answer is correct

The correct answer is A. शून्य / zero. (D=42-4(2)(2)=0). So this is the case of equal real roots.

Step 3

Exam Tip

(D=42-4(2)(2)=0) है। इसलिए यह समान वास्तविक मूलों की स्थिति है।

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Mathematics Answer, Explanation and Revision Hints

समीकरण \(2x^2+4x+2=0\) के लिए विविक्तकर का चिन्ह क्या है? / What is the sign of the discriminant for \(2x^2+4x+2=0\)?

Correct Answer: A. शून्य / zero. Explanation: (D=42-4(2)(2)=0) है। इसलिए यह समान वास्तविक मूलों की स्थिति है। / (D=42-4(2)(2)=0). So this is the case of equal real roots.

Which concept should I revise for this Mathematics MCQ?

(D=42-4(2)(2)=0). So this is the case of equal real roots.

What exam hint can help solve this Mathematics question?

(D=42-4(2)(2)=0) है। इसलिए यह समान वास्तविक मूलों की स्थिति है।

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