समीकरणों (7x-4y=29) और (21x-12y=87) के लिए सही निष्कर्ष कौन-सा है?
Which conclusion is correct for the equations (7x-4y=29) and (21x-12y=87)?
Explanation opens after your attempt
C. अनंत हलInfinitely many solutions
Concept
The second equation is (3) times the first. Therefore, both lines are coincident and have infinitely many solutions.
Why this answer is correct
The correct answer is C. अनंत हल / Infinitely many solutions. The second equation is (3) times the first. Therefore, both lines are coincident and have infinitely many solutions.
Exam Tip
दूसरा समीकरण पहले का (3) गुना है। इसलिए दोनों रेखाएं संपाती हैं और अनंत हल हैं।
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