Разделите левую и правую часть уравнения на первый коэффициент и решите уравнение методом выделения полного квадрата.
a) 3x^2 – 2x = 1

b) 2x^2 – 8x + 8 = 32

c) 2x^2 + 5x + 3 = 0

d) -x^2 - 6x - 8 = 0

e) 0,2x^2 – 1,2x + 1,8 = 5

f) 2/3x^2 - x + 1/3 = 0
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