Решите уравнение (8/15x-4/5)(x+0,12)=0
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(8/15x - 4/5)(x + 0,12) = 0 (8/15x - 4/5) * (x + 3/25) = 0 8/15x - 4/5 = 0 x + 3/25 = 0 x = 3/2 x = - 3/25 x1 = -3/25 = -0,12 x2 = 3/2 = 1,5