किस विकल्प में (7ab-3a+2ab+5a) का सही सरल रूप है?

Which option gives the correct simplified form of (7ab-3a+2ab+5a)?

Author: Muft Shiksha Editorial Team Published:
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Correct Answer

A. (9ab+2a)

Step 1

Concept

(7ab+2ab=9ab) and (-3a+5a=2a). Do not treat (ab) and (a) as like terms.

Step 2

Why this answer is correct

The correct answer is A. (9ab+2a). (7ab+2ab=9ab) and (-3a+5a=2a). Do not treat (ab) and (a) as like terms.

Step 3

Exam Tip

(7ab+2ab=9ab) और (-3a+5a=2a)। (ab) और (a) को समान पद नहीं मानें।

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Mathematics Answer, Explanation and Revision Hints

किस विकल्प में (7ab-3a+2ab+5a) का सही सरल रूप है? / Which option gives the correct simplified form of (7ab-3a+2ab+5a)?

Correct Answer: A. (9ab+2a). Explanation: (7ab+2ab=9ab) और (-3a+5a=2a)। (ab) और (a) को समान पद नहीं मानें। / (7ab+2ab=9ab) and (-3a+5a=2a). Do not treat (ab) and (a) as like terms.

Which concept should I revise for this Mathematics MCQ?

(7ab+2ab=9ab) and (-3a+5a=2a). Do not treat (ab) and (a) as like terms.

What exam hint can help solve this Mathematics question?

(7ab+2ab=9ab) और (-3a+5a=2a)। (ab) और (a) को समान पद नहीं मानें।