रेखाएँ (2x+5y=20) और (4x+10y=40) के लिए हलों की संख्या कितनी है?
How many solutions are there for (2x+5y=20) and (4x+10y=40)?
Explanation opens after your attempt
C. अनंत हलInfinitely many solutions
Concept
The second equation is (2) times the first. Therefore the lines are coincident and have infinitely many common points.
Why this answer is correct
The correct answer is C. अनंत हल / Infinitely many solutions. The second equation is (2) times the first. Therefore the lines are coincident and have infinitely many common points.
Exam Tip
दूसरा समीकरण पहले का (2) गुना है। इसलिए रेखाएँ संपाती हैं और उनके अनंत सामान्य बिंदु हैं।
Login to save your score, XP, coins and progress.
