\(11x^2=77x\) को हल करने का सही तरीका क्या है?
What is the correct way to solve \(11x^2=77x\)?
Explanation opens after your attempt
Correct Answer
A. (11x(x-7)=0) लिखनाWrite (11x(x-7)=0)
Concept
From \(11x^2-77x=0\), (11x(x-7)=0), so (x=0) and (x=7). In exams, dividing by the variable can miss one root.
Why this answer is correct
The correct answer is A. (11x(x-7)=0) लिखना / Write (11x(x-7)=0). From \(11x^2-77x=0\), (11x(x-7)=0), so (x=0) and (x=7). In exams, dividing by the variable can miss one root.
Exam Tip
\(11x^2-77x=0\) से (11x(x-7)=0), इसलिए (x=0) और (x=7) हैं। परीक्षा में चर से भाग देने से एक मूल छूट सकता है।
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