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प्रश्न
Which of the following are quadratic equation in x?
`x-6/x=3`
उत्तर
`x-6/x=3`
⇒` x^2-6=3x`
⇒` x^2-3x-6=0`
`(x^3-3x-6)` is not quadratic polynomial; therefore, the given equation is quadratic.
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