(8x-3)(2x+1)=(4x-1)^2
Решите задачу:
16х² + 8x - 6x -3 = 16x² - 8x -1 16x² +8x - 6x - 3 -16x² + 8x +1 = 0 10x - 2 = 0 10x = 2 x = 2/10 x = 0.2