Five mark example problem V — task. Mathematics State Board, Class 10.

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Answer variants:

${2 x}^{2} - 3 x = 0$

${8 x}^{2} + 2 x - 1 = 0$

$x^{2} + x - 2 = 0$

$\alpha$ ,

$\beta$ are the roots of the equation

$2x^2 - x - 1 = 0$ , then form the equation whose roots are:

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19. Five mark example problem V