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not_a_root MCQ Questions for Class 10

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3 questions tagged with not_a_root.

Question 1/3 Easy Mathematics Quadratic Equations Roots of a Quadratic Equation Class 10 Level 33

निम्न में से कौन सा मान \(x^2-100=0\) का मूल नहीं है?

Which of the following values is not a root of \(x^2-100=0\)?

Explanation opens after your attempt
Correct Answer

C. (0)

Step 1

Concept

The roots of \(x^2-100=0\) are (10) and (-10). Substituting (0) does not make the equation true.

Step 2

Why this answer is correct

The correct answer is C. (0). The roots of \(x^2-100=0\) are (10) and (-10). Substituting (0) does not make the equation true.

Step 3

Exam Tip

\(x^2-100=0\) के मूल (10) और (-10) हैं। (0) रखने पर समीकरण सत्य नहीं होता।

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Question 2/3 Easy Mathematics Quadratic Equations Roots of a Quadratic Equation Class 10 Level 32

निम्न में से कौन सा मान \(x^2-64=0\) का मूल नहीं है?

Which of the following values is not a root of \(x^2-64=0\)?

Explanation opens after your attempt
Correct Answer

C. (0)

Step 1

Concept

The roots of \(x^2-64=0\) are (8) and (-8). Substituting (0) does not make the equation true.

Step 2

Why this answer is correct

The correct answer is C. (0). The roots of \(x^2-64=0\) are (8) and (-8). Substituting (0) does not make the equation true.

Step 3

Exam Tip

\(x^2-64=0\) के मूल (8) और (-8) हैं। (0) रखने पर समीकरण सत्य नहीं होता।

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Question 3/3 Easy Mathematics Quadratic Equations Roots of a Quadratic Equation Class 10 Level 31

निम्न में से कौन सा मान \(x^2-16=0\) का मूल नहीं है?

Which of the following values is not a root of \(x^2-16=0\)?

Explanation opens after your attempt
Correct Answer

C. (0)

Step 1

Concept

The roots of \(x^2-16=0\) are (4) and (-4). Substituting (0) does not satisfy the equation.

Step 2

Why this answer is correct

The correct answer is C. (0). The roots of \(x^2-16=0\) are (4) and (-4). Substituting (0) does not satisfy the equation.

Step 3

Exam Tip

\(x^2-16=0\) के मूल (4) और (-4) हैं। (0) रखने पर समीकरण संतुष्ट नहीं होता।

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