(2(3a-2b)+5(a+b)-4a) को सरल करने पर (b) का गुणांक क्या होगा?
After simplifying (2(3a-2b)+5(a+b)-4a), what will be the coefficient of (b)?
Explanation opens after your attempt
A. (1)
Concept
The simplified form is (6a-4b+5a+5b-4a=7a+b). So the coefficient of (b) is (1).
Why this answer is correct
The correct answer is A. (1). The simplified form is (6a-4b+5a+5b-4a=7a+b). So the coefficient of (b) is (1).
Exam Tip
सरल रूप (6a-4b+5a+5b-4a=7a+b) है। इसलिए (b) का गुणांक (1) है।
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