\(4x^2+28x=0\) के मूल क्या हैं?
What are the roots of \(4x^2+28x=0\)?
Explanation opens after your attempt
A. (x=0,-7)
Concept
(4x(x+7)=0), so (x=0) or (x=-7). In exams, do not miss the root (x=0).
Why this answer is correct
The correct answer is A. (x=0,-7). (4x(x+7)=0), so (x=0) or (x=-7). In exams, do not miss the root (x=0).
Exam Tip
(4x(x+7)=0), इसलिए (x=0) या (x=-7) है। परीक्षा में (x=0) वाला मूल न छोड़ें।
Login to save your score, XP, coins and progress.
