बहुपद \(x^2-9\) का कौन सा मान शून्यक है?

Which value is a zero of the polynomial \(x^2-9\)?

Explanation opens after your attempt
Correct Answer

B. (3)

Step 1

Concept

\(3^2-9=0\), so (3) is a zero. Substituting options is an easy method.

Step 2

Why this answer is correct

The correct answer is B. (3). \(3^2-9=0\), so (3) is a zero. Substituting options is an easy method.

Step 3

Exam Tip

\(3^2-9=0\), इसलिए (3) शून्यक है। विकल्पों को रखकर जांचना आसान तरीका है।

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Mathematics Answer, Explanation and Revision Hints

बहुपद \(x^2-9\) का कौन सा मान शून्यक है? / Which value is a zero of the polynomial \(x^2-9\)?

Correct Answer: B. (3). Explanation: \(3^2-9=0\), इसलिए (3) शून्यक है। विकल्पों को रखकर जांचना आसान तरीका है। / \(3^2-9=0\), so (3) is a zero. Substituting options is an easy method.

Which concept should I revise for this Mathematics MCQ?

\(3^2-9=0\), so (3) is a zero. Substituting options is an easy method.

What exam hint can help solve this Mathematics question?

\(3^2-9=0\), इसलिए (3) शून्यक है। विकल्पों को रखकर जांचना आसान तरीका है।