1) 25x(x-2)=0
x1=0, x2=2
2) x(16x^2+8x+1)=0
x(4x+1)^2=0
x=0, x=-1/4
3) x^2(x+2)-36(x+2)=0
(x^2-36)(x+2)=0
(x-6)(x+6)(x+2)=0
x=6, x=-6, x=-2
F(x)=x^2+px+q⇒f(1)=1+p+q=2016⇒искомая точка (1;2016); 1·2016=2016
Ответ: 2016
586)
1) 2a³-5a+5+a³-4a-2=3a³-9a+3
2) 2a³-5a+5-(a³-4a-2)=a³-a+7
3) a³-4a-2-(2a³-5a+5)=-a³+a-7
588
1) 5.2a-(4.5a+4.8a²)=0.8a-4.8a²
2) 8x²+(4.5-x²)-(5.4x²-1)=1.6x²+5.5
3) -0.8b²+7.4b+(5.6b-0.2b²)=-b²+13b
4) (7.3y-y²+4)+0.5y²-(8.7y-2.4y²)=1.9y²-1.5y+4
(1*11/13)^2=(11/13)^2=121/169