किस विकल्प में (7ab-4a+3ab+9a) का सही सरल रूप है?
Which option gives the correct simplified form of (7ab-4a+3ab+9a)?
Explanation opens after your attempt
A. (10ab+5a)
Concept
(7ab+3ab=10ab) and (-4a+9a=5a). (ab) and (a) are unlike terms.
Why this answer is correct
The correct answer is A. (10ab+5a). (7ab+3ab=10ab) and (-4a+9a=5a). (ab) and (a) are unlike terms.
Exam Tip
(7ab+3ab=10ab) और (-4a+9a=5a)। (ab) और (a) असमान पद हैं।
Login to save your score, XP, coins and progress.
