Question

if alpha and beta are the roots of the equation X square - 5 x + 2=0 then find the value of alpha / beta + beta/ alpha​

Answer 1

Answer:

X^2-5x+2=0

$(\alpha \div \beta ) + ( \beta \div \alpha ) \\ \\ (\alpha {}^{2} + \beta {}^{2} ) \div \alpha \beta$

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Ans=21/2