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number-choice MCQ Questions for Class 10

number-choice se related questions ko ek jagah revise karein. Har question me bilingual content, answer feedback aur explanation available hai.

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5 questions tagged with number-choice.

Question 1/5 Easy Mathematics Quadratic Equations Methods of Solving Quadratic Equations Class 10 Level 36

पूर्ण वर्ग विधि में \(x^2+24x+17=0\) के लिए किस संख्या का प्रयोग होगा?

In completing square method for \(x^2+24x+17=0\), which number will be used?

Explanation opens after your attempt
Correct Answer

A. (144)

Step 1

Concept

Half of (24) is (12), and \(12^2=144\). In exams, add the square of half the coefficient.

Step 2

Why this answer is correct

The correct answer is A. (144). Half of (24) is (12), and \(12^2=144\). In exams, add the square of half the coefficient.

Step 3

Exam Tip

(24) का आधा (12) है और \(12^2=144\) होता है। परीक्षा में आधे गुणांक का वर्ग जोड़ना होता है।

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Question 2/5 Easy Mathematics Quadratic Equations Methods of Solving Quadratic Equations Class 10 Level 36

पूर्ण वर्ग विधि में \(x^2+20x+13=0\) के लिए कौनसी संख्या जोड़ी और घटाई जाएगी?

In completing square method for \(x^2+20x+13=0\), which number will be added and subtracted?

Explanation opens after your attempt
Correct Answer

A. (100)

Step 1

Concept

Half of (20) is (10), and \(10^2=100\). In exams, use (\left\(\frac{b}{2}\right\)2).

Step 2

Why this answer is correct

The correct answer is A. (100). Half of (20) is (10), and \(10^2=100\). In exams, use (\left\(\frac{b}{2}\right\)2).

Step 3

Exam Tip

(20) का आधा (10) है और \(10^2=100\) होता है। परीक्षा में (\left\(\frac{b}{2}\right\)2) का प्रयोग करें।

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Question 3/5 Easy Mathematics Quadratic Equations Methods of Solving Quadratic Equations Class 10 Level 35

पूर्ण वर्ग विधि में \(x^2+16x+11=0\) के लिए किस संख्या का प्रयोग होगा?

In completing square method for \(x^2+16x+11=0\), which number will be used?

Explanation opens after your attempt
Correct Answer

A. (64)

Step 1

Concept

Half of (16) is (8), and \(8^2=64\). In exams, add the square of half the coefficient.

Step 2

Why this answer is correct

The correct answer is A. (64). Half of (16) is (8), and \(8^2=64\). In exams, add the square of half the coefficient.

Step 3

Exam Tip

(16) का आधा (8) है और \(8^2=64\) होता है। परीक्षा में आधे गुणांक का वर्ग जोड़ना होता है।

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Question 4/5 Easy Mathematics Quadratic Equations Methods of Solving Quadratic Equations Class 10 Level 35

पूर्ण वर्ग विधि में \(x^2+12x+7=0\) के लिए कौनसी संख्या जोड़ी और घटाई जाएगी?

In completing square method for \(x^2+12x+7=0\), which number will be added and subtracted?

Explanation opens after your attempt
Correct Answer

A. (36)

Step 1

Concept

Half of (12) is (6), and \(6^2=36\). In exams, use (\left\(\frac{b}{2}\right\)2).

Step 2

Why this answer is correct

The correct answer is A. (36). Half of (12) is (6), and \(6^2=36\). In exams, use (\left\(\frac{b}{2}\right\)2).

Step 3

Exam Tip

(12) का आधा (6) है और \(6^2=36\) होता है। परीक्षा में (\left\(\frac{b}{2}\right\)2) का प्रयोग करें।

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Question 5/5 Easy Mathematics Quadratic Equations Methods of Solving Quadratic Equations Class 10 Level 34

पूर्ण वर्ग विधि में \(x^2-10x+7=0\) के लिए किस संख्या का प्रयोग होगा?

In completing square method for \(x^2-10x+7=0\), which number will be used?

Explanation opens after your attempt
Correct Answer

A. (25)

Step 1

Concept

Half of (-10) is (-5), and ((-5)2=25). In exams, add the square of half the coefficient.

Step 2

Why this answer is correct

The correct answer is A. (25). Half of (-10) is (-5), and ((-5)2=25). In exams, add the square of half the coefficient.

Step 3

Exam Tip

(-10) का आधा (-5) है और ((-5)2=25) होता है। परीक्षा में आधे गुणांक का वर्ग जोड़ें।

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