<span>–4y(2x–5y+1) = -8ху+20у²-4у</span>
(9²)³*(2⁷)²*3² ((3²)²)³*(2⁷)*3² 3²*²*³⁺² *2⁷*² 3 ¹⁴ *2¹⁴ 6¹⁴
------------------- = ---------------------- = ------------------ = ------------- = -------- = 6⁴
(3⁵)²*2*8³ (3⁵)²*2*(2³)³ 3⁵*² *2³*³⁺¹ 3¹⁰ *2¹⁰ 6¹⁰
F(x)=-2 +6/(x+1)
x=-7 y=-2-1=-3
x=-3 y=-2-3=-5
x=-2 y=-2-6=-8
x=0 y=-2+6=4
x=1 y=-2+3=1
x=2 y=-2+2=0
x=5 y=-2+1=-1
Ответ 7 точек
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