Question

Решите уравнение (4x+2)^2-4(1-2x)^2=-3

Answer 1

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16х^2 + 16х + 4 - 4( 1- 4х + 4х^2) = 3
16х^2 + 16х + 4 - 4 + 16х - 16х^2 = 3
32х = 3
х = 3/32