Easy Mathematics Quadratic Equations Class 10 Level 30

क्या (x=2) समीकरण \(x^2-4=0\) का मूल है?

Is (x=2) a root of \(x^2-4=0\)?

Explanation opens after your attempt
Correct Answer

A. हाँYes

Step 1

Concept

Putting (x=2) gives \(2^2-4=0\). To check a root, substitute the value and see if the result is (0).

Step 2

Why this answer is correct

The correct answer is A. हाँ / Yes. Putting (x=2) gives \(2^2-4=0\). To check a root, substitute the value and see if the result is (0).

Step 3

Exam Tip

(x=2) रखने पर \(2^2-4=0\) मिलता है। मूल जांचने के लिए मान रखकर परिणाम (0) देखें।

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Mathematics Answer, Explanation and Revision Hints

क्या (x=2) समीकरण \(x^2-4=0\) का मूल है? / Is (x=2) a root of \(x^2-4=0\)?

Correct Answer: A. हाँ / Yes. Explanation: (x=2) रखने पर \(2^2-4=0\) मिलता है। मूल जांचने के लिए मान रखकर परिणाम (0) देखें। / Putting (x=2) gives \(2^2-4=0\). To check a root, substitute the value and see if the result is (0).

Which concept should I revise for this Mathematics MCQ?

Putting (x=2) gives \(2^2-4=0\). To check a root, substitute the value and see if the result is (0).

What exam hint can help solve this Mathematics question?

(x=2) रखने पर \(2^2-4=0\) मिलता है। मूल जांचने के लिए मान रखकर परिणाम (0) देखें।

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