РЕШИТЕ!
1) 3x²-5x-2=0
2) y+3/y-3=2y+3/y
1) 3x² - 5x - 2 = 0
D = 25 + 4*3*2 = 49
x₁ = (5 - 7)/6
x₁ = - 1/3
x₂ = (5 + 7)/6
x₂ = 2
2) y+ 3/y - 3 = 2y + 3/y
y - 2y = 3
-y = 3
y = -3
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