\(a^2-b^2-a+b\) का गुणनखंड रूप क्या होगा?
What will be the factorised form of \(a^2-b^2-a+b\)?
Explanation opens after your attempt
Correct Answer
A. ((a-b)(a+b-1))
Concept
Write it as ((a-b)(a+b)-(a-b)), then take ((a-b)) common. Exam tip: also convert the last two terms into a group.
Why this answer is correct
The correct answer is A. ((a-b)(a+b-1)). Write it as ((a-b)(a+b)-(a-b)), then take ((a-b)) common. Exam tip: also convert the last two terms into a group.
Exam Tip
इसे ((a-b)(a+b)-(a-b)) लिखकर ((a-b)) सामान्य लें। परीक्षा में अंतिम दो पदों को भी समूह में बदलें।
Login to save your score, XP, coins and progress.