Comments by "Fhf Fhf" (@fhffhff) on "Свободная Пресса"
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{x=a±√(-(y+2a)²+(1+a)²),x²+y²+4(x-y)a=4+4a-7a²;-0,24/a-0,16±√(-0,81-1,08a+22,14a²+ 27a³+99/4a⁴)/5/a=y;a>0,x=+,y>1,125a-1/4- 3/8/a x=a±√(-(2a-0,24/a-0,16±√(-0,81-1,0 8a+22,14a²+27a³+99/4a⁴)/5/a)²+(1+a)²)
9*123876/121²/25²-12288/1331/25a+(a²+6/11a+903/121/25)²≥0 +*-0,18*0,19 +>а ає(-∞;-0,18]U[0,19!∞){-0,18;0,19}
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[{a=0,x=1,y=-14;{[a(-=;0)U[1,75;4], a(0;4];x=(8±4√(4-a))/a,y=±4√(4-a)-6;{x=-2/(a-2),y=-2a/(a-2)-14. A=2,x=4±2√2,y=±4√2-6 a=4,(2;-6),(-1;-18) a=1,75,(8/7;-12)(8;0) a(-∞;0)U(0;1,75) a(-∞;0)U(0;1,75]U{2}U{4}
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