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If α and β are the zeros of 10x^2+20x-80, then the value of \(\frac {1}{\alpha } + \frac {1}{\beta }\) is _______(a) \(\frac {5}{4}\)(b) \(\frac {1}{5}\)(c) \(\frac {3}{4}\)(d) \(\frac {1}{4}\)The question was posed to me in a national level competition.I need to ask this question from Zeros and Coefficients of Polynomial in portion Polynomials of Mathematics – Class 10 |
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Answer» Right option is (d) \(\frac {1}{4}\) |
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