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Question
Which of the following are quadratic equation in x?
`1/3 x^2 + 1/5 x - 2 = 0`
Sum
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Solution
Clearly, `(1/3 x^2 + 1/5 x - 2)` is a quadratic polynomial.
∴ `1/3 x^2 + 1/5 x - 2 = 0` is a quadratic equation.
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Chapter 4: Quadratic Equations - EXERCISE 4A [Page 182]
