Question

x+2x²-4=8+3x²-7x помогите пж

Answer 1

Ответ:

$x + 2x {}^{2} - 4 = 8 + 3x {}^{2} - 7x \\ - x { }^{2} + 8x - 12 = 0 \\ x {}^{2} - 8x + 12 = 0 \\ x1 = 6 \\ x2 = 2 \\ teorema \: vieta$

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