Easy Mathematics Quadratic Equations Class 10 Level 37

समीकरण \(4x^2-12x+9=0\) को देखकर मूलों की प्रकृति क्या होगी?

By observing \(4x^2-12x+9=0\), what will be the nature of roots?

Explanation opens after your attempt
Correct Answer

A. दो वास्तविक और समानtwo real and equal

Step 1

Concept

\(4x^2-12x+9\) is a perfect square ((2x-3)2). So the roots are equal and real.

Step 2

Why this answer is correct

The correct answer is A. दो वास्तविक और समान / two real and equal. \(4x^2-12x+9\) is a perfect square ((2x-3)2). So the roots are equal and real.

Step 3

Exam Tip

\(4x^2-12x+9\) एक पूर्ण वर्ग ((2x-3)2) है। इसलिए मूल समान वास्तविक हैं।

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Mathematics Answer, Explanation and Revision Hints

समीकरण \(4x^2-12x+9=0\) को देखकर मूलों की प्रकृति क्या होगी? / By observing \(4x^2-12x+9=0\), what will be the nature of roots?

Correct Answer: A. दो वास्तविक और समान / two real and equal. Explanation: \(4x^2-12x+9\) एक पूर्ण वर्ग ((2x-3)2) है। इसलिए मूल समान वास्तविक हैं। / \(4x^2-12x+9\) is a perfect square ((2x-3)2). So the roots are equal and real.

Which concept should I revise for this Mathematics MCQ?

\(4x^2-12x+9\) is a perfect square ((2x-3)2). So the roots are equal and real.

What exam hint can help solve this Mathematics question?

\(4x^2-12x+9\) एक पूर्ण वर्ग ((2x-3)2) है। इसलिए मूल समान वास्तविक हैं।

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