Class 9 Mathematics - MIX - Simplification Easy Quiz

Mathematics MIX Simplification Easy Class 9 Level 1

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Question 1/9 Easy Mathematics MIX General chapter practice Class 9 Level 1

(3p+2p) का सरलीकृत रूप क्या है?

What is the simplified form of (3p+2p)?

Explanation opens after your attempt
Correct Answer

C. (5p)

Step 1

Concept

Coefficients of like terms are added. So (3p+2p=5p).

Step 2

Why this answer is correct

The correct answer is C. (5p). Coefficients of like terms are added. So (3p+2p=5p).

Step 3

Exam Tip

समान पदों के गुणांकों को जोड़ा जाता है। इसलिए (3p+2p=5p) होता है।

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Question 2/9 Easy Mathematics MIX General chapter practice Class 9 Level 1

(2x+3x+4) का सरलीकृत रूप क्या है?

What is the simplified form of (2x+3x+4)?

Explanation opens after your attempt
Correct Answer

B. (5x+4)

Step 1

Concept

(2x) and (3x) are like terms. Adding them gives (5x+4).

Step 2

Why this answer is correct

The correct answer is B. (5x+4). (2x) and (3x) are like terms. Adding them gives (5x+4).

Step 3

Exam Tip

(2x) और (3x) समान पद हैं। इन्हें जोड़ने पर (5x+4) मिलता है।

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Question 3/9 Easy Mathematics MIX General chapter practice Class 9 Level 1

(10r-3r) का सरलीकृत रूप क्या है?

What is the simplified form of (10r-3r)?

Explanation opens after your attempt
Correct Answer

D. (7r)

Step 1

Concept

Subtract the coefficients (10) and (3) of like terms. The answer is (7r).

Step 2

Why this answer is correct

The correct answer is D. (7r). Subtract the coefficients (10) and (3) of like terms. The answer is (7r).

Step 3

Exam Tip

समान पदों के गुणांक (10) और (3) घटाए जाते हैं। उत्तर (7r) है।

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Question 4/9 Easy Mathematics MIX General chapter practice Class 9 Level 1

(7b+0) का सरल रूप क्या है?

What is the simplest form of (7b+0)?

Explanation opens after your attempt
Correct Answer

B. (7b)

Step 1

Concept

Adding (0) to any term does not change its value. So (7b+0=7b).

Step 2

Why this answer is correct

The correct answer is B. (7b). Adding (0) to any term does not change its value. So (7b+0=7b).

Step 3

Exam Tip

किसी पद में (0) जोड़ने से उसका मान नहीं बदलता। इसलिए (7b+0=7b)।

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Question 5/9 Easy Mathematics MIX General chapter practice Class 9 Level 1

((a+b)+(a-b)) का सरलीकृत रूप क्या है?

What is the simplified form of ((a+b)+(a-b))?

Explanation opens after your attempt
Correct Answer

A. (2a)

Step 1

Concept

(b) and (-b) cancel each other. The remaining sum is (2a).

Step 2

Why this answer is correct

The correct answer is A. (2a). (b) and (-b) cancel each other. The remaining sum is (2a).

Step 3

Exam Tip

(b) और (-b) कट जाते हैं। बचा हुआ योग (2a) है।

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Question 6/9 Easy Mathematics MIX General chapter practice Class 9 Level 1

(2(x+3)+x) का सरल रूप क्या है?

What is the simplified form of (2(x+3)+x)?

Explanation opens after your attempt
Correct Answer

A. (3x+6)

Step 1

Concept

First expand (2(x+3)=2x+6). Then (2x+x=3x).

Step 2

Why this answer is correct

The correct answer is A. (3x+6). First expand (2(x+3)=2x+6). Then (2x+x=3x).

Step 3

Exam Tip

पहले (2(x+3)=2x+6) करें। फिर (2x+x=3x) मिलेगा।

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Question 7/9 Easy Mathematics MIX General chapter practice Class 9 Level 1

(4a+5-2a+1) का सरलीकृत रूप क्या है?

What is the simplified form of (4a+5-2a+1)?

Explanation opens after your attempt
Correct Answer

D. (2a+6)

Step 1

Concept

(4a-2a=2a) and (5+1=6). Combine like terms separately.

Step 2

Why this answer is correct

The correct answer is D. (2a+6). (4a-2a=2a) and (5+1=6). Combine like terms separately.

Step 3

Exam Tip

(4a-2a=2a) और (5+1=6) होता है। समान पदों को अलग अलग जोड़ें।

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Question 8/9 Easy Mathematics MIX General chapter practice Class 9 Level 1

\(a^2-a^2+5\) का सरल रूप क्या है?

What is the simplest form of \(a^2-a^2+5\)?

Explanation opens after your attempt
Correct Answer

B. (5)

Step 1

Concept

\(a^2-a^2=0\). Therefore only (5) remains.

Step 2

Why this answer is correct

The correct answer is B. (5). \(a^2-a^2=0\). Therefore only (5) remains.

Step 3

Exam Tip

\(a^2-a^2=0\) होता है। इसलिए केवल (5) बचता है।

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Question 9/9 Easy Mathematics MIX General chapter practice Class 9 Level 1

(9x+3x-2x) का सरल रूप क्या है?

What is the simplified form of (9x+3x-2x)?

Explanation opens after your attempt
Correct Answer

B. (10x)

Step 1

Concept

The value of the coefficients (9+3-2) is (10). Therefore the answer is (10x).

Step 2

Why this answer is correct

The correct answer is B. (10x). The value of the coefficients (9+3-2) is (10). Therefore the answer is (10x).

Step 3

Exam Tip

गुणांकों (9+3-2) का मान (10) है। इसलिए उत्तर (10x) है।

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