व्यंजक (2(x-y)-3(y-x)) का सरल रूप क्या है?
What is the simplified form of (2(x-y)-3(y-x))?
Explanation opens after your attempt
A. (5x-5y)
Concept
Expanding gives (2x-2y-3y+3x=5x-5y). Be careful while multiplying (y-x) by a negative number.
Why this answer is correct
The correct answer is A. (5x-5y). Expanding gives (2x-2y-3y+3x=5x-5y). Be careful while multiplying (y-x) by a negative number.
Exam Tip
खोलने पर (2x-2y-3y+3x=5x-5y) मिलता है। (y-x) पर ऋण गुणन करते समय सावधान रहें।
Login to save your score, XP, coins and progress.
