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What is the correct quadratic form of (\frac{x+4}{x}=\frac{25}{x+4}), (x\neq0,-4)?
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Answer and explanation
Correct answer: (x^2-17x+16=0)
Cross multiplication gives ((x+4)^2=25x), so (x^2+8x+16-25x=0), and (x^2-17x+16=0). In exams, cross multiply carefully.
Frequently asked questions
What is the correct answer to this question?
(x^2-17x+16=0)
Why is this the correct answer?
Cross multiplication gives ((x+4)^2=25x), so (x^2+8x+16-25x=0), and (x^2-17x+16=0). In exams, cross multiply carefully.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Quadratic Equations. Topic: Methods of Solving Quadratic Equations.
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