The roots of the equation $x^{2} - 8 x + 15 = 0$ are:

2, 3

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3, 5

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9, 15

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6, 5

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Solution

The correct option is B $3, 5$
$x^{2} - (8 x) + 15 = 0$
$x^{2} - (5 x) - 3 x + 15 = 0$
$(x - 5) (x - 3) = 0$
$x = 5$ and $x = 3$
$∴$ roots of the given equation are $3, 5$

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