एक विद्यार्थी (2x+4y=16) और (x+2y=8) के लिए केवल (1) हल लिखता है। गलती क्या है?
A student writes only (1) solution for (2x+4y=16) and (x+2y=8). What is the mistake?
Explanation opens after your attempt
B. संपाती रेखाओं को एक हल वाला माननाTreating coincident lines as having one solution
Concept
The first equation is (2) times the second, so the lines are coincident. Coincident lines have infinitely many solutions.
Why this answer is correct
The correct answer is B. संपाती रेखाओं को एक हल वाला मानना / Treating coincident lines as having one solution. The first equation is (2) times the second, so the lines are coincident. Coincident lines have infinitely many solutions.
Exam Tip
पहला समीकरण दूसरे का (2) गुना है, इसलिए रेखाएँ संपाती हैं। संपाती रेखाओं के अनंत हल होते हैं।
Login to save your score, XP, coins and progress.
