( (x+a)(x+b) ) में (x) का गुणांक क्या होता है?
What is the coefficient of (x) in ( (x+a)(x+b) )?
Explanation opens after your attempt
C. (a+b)
Concept
The expansion is (x-2+(a+b)x+ab). Exam tip: the coefficient of (x) is the sum of constants.
Why this answer is correct
The correct answer is C. (a+b). The expansion is (x-2+(a+b)x+ab). Exam tip: the coefficient of (x) is the sum of constants.
Exam Tip
विस्तार (x-2+(a+b)x+ab) होता है। परीक्षा में (x) का गुणांक स्थिर पदों का योग होता है।
Login to save your score, XP, coins and progress.
