किस विकल्प में \(4a^2b\) और \(-7a^2b\) का अंतर (4a-2b-\(-7a^2b\)) सही है?

Which option correctly gives the difference (4a-2b-\(-7a^2b\))?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

B. \(11a^2b\)

Step 1

Concept

Subtracting a negative term means addition. So \(4a^2b+7a^2b=11a^2b\).

Step 2

Why this answer is correct

The correct answer is B. \(11a^2b\). Subtracting a negative term means addition. So \(4a^2b+7a^2b=11a^2b\).

Step 3

Exam Tip

ऋणात्मक पद घटाने का अर्थ जोड़ना है। इसलिए \(4a^2b+7a^2b=11a^2b\)।

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Mathematics Answer, Explanation and Revision Hints

किस विकल्प में \(4a^2b\) और \(-7a^2b\) का अंतर (4a-2b-\(-7a^2b\)) सही है? / Which option correctly gives the difference (4a-2b-\(-7a^2b\))?

Correct Answer: B. \(11a^2b\). Explanation: ऋणात्मक पद घटाने का अर्थ जोड़ना है। इसलिए \(4a^2b+7a^2b=11a^2b\)। / Subtracting a negative term means addition. So \(4a^2b+7a^2b=11a^2b\).

Which concept should I revise for this Mathematics MCQ?

Subtracting a negative term means addition. So \(4a^2b+7a^2b=11a^2b\).

What exam hint can help solve this Mathematics question?

ऋणात्मक पद घटाने का अर्थ जोड़ना है। इसलिए \(4a^2b+7a^2b=11a^2b\)।