((x+1)(x+2)=0) को फैलाने पर कौन-सा समीकरण मिलेगा?
Which equation is obtained by expanding ((x+1)(x+2)=0)?
Explanation opens after your attempt
A. \(x^2+3x+2=0\)
Concept
((x+1)(x+2)=x-2+3x+2). Do not forget to add the middle terms while multiplying.
Why this answer is correct
The correct answer is A. \(x^2+3x+2=0\). ((x+1)(x+2)=x-2+3x+2). Do not forget to add the middle terms while multiplying.
Exam Tip
((x+1)(x+2)=x-2+3x+2) होता है। गुणा करते समय मध्य पदों को जोड़ना न भूलें।
Login to save your score, XP, coins and progress.