रेखा (2x-y=0) के लिए असमिका (2x-y<0) किसके बराबर है?
For the line (2x-y=0), the inequality (2x-y<0) is equivalent to which form?
Explanation opens after your attempt
A. (y>2x)
Concept
From (2x-y<0), (-y<-2x), so (y>2x). Reverse the sign when dividing by a negative.
Why this answer is correct
The correct answer is A. (y>2x). From (2x-y<0), (-y<-2x), so (y>2x). Reverse the sign when dividing by a negative.
Exam Tip
(2x-y<0) से (-y<-2x), इसलिए (y>2x) होगा। परीक्षा में negative से divide करते समय sign बदलें।
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