किस विकल्प में (4x-2y) में से (x+5y) घटाने का सही परिणाम है?
Which option gives the correct result of subtracting (x+5y) from (4x-2y)?
Explanation opens after your attempt
A. (3x-7y)
Concept
((4x-2y)-(x+5y)=4x-2y-x-5y=3x-7y). Change signs of the whole second expression while subtracting.
Why this answer is correct
The correct answer is A. (3x-7y). ((4x-2y)-(x+5y)=4x-2y-x-5y=3x-7y). Change signs of the whole second expression while subtracting.
Exam Tip
((4x-2y)-(x+5y)=4x-2y-x-5y=3x-7y)। घटाते समय पूरे दूसरे व्यंजक के चिह्न बदलें।
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