Two mark exercise problem IV — task. Mathematics State Board, Class 10.

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Answer variants:

$\frac{5}{7}$

$\frac{7}{5}$

$- \frac{7}{5}$

The roots of the equation

$2x^2 - 7x + 5 = 0$ are

$\alpha$ and

$\beta$ . Without solving for the roots, find

$\frac{1}{\alpha} + \frac{1}{\beta}$ .

Answer:

The value of

$\frac{1}{\alpha} + \frac{1}{\beta}$ is

.

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