Предмет: Алгебра, автор: semerenkopolina1110

$16x { }^{2} - 8x + 1 = 0$

Ответы

Автор ответа: juliaivanovafeo

Ответ:

$x_{1,2} = 0,25$

Объяснение:

$16x^{2} -8x + 1 = 0\\\\4^{2} x^{2} -2*4x*1 + 1^{2} =0\\\\(4x)^{2} - 2*4x*1 + 1^{2} = 0\\\\(4x - 1)^{2} = 0\\\\x_{1,2} = \frac{1}{4} = 0,25$

Формула квадрата разности: $(a - b)^{2} = a^{2} - 2ab + b^{2}$

Автор ответа: vmandryk06

Расписала через дискриминант
На фотографии

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Ответы

$16x { }^{2} - 8x + 1 = 0$