(1,03)^200= (1+3/100)^200= ((1+3/100)^100/3)^6≈ 2,7^6
=387,42
6х=1.2
х=1.2:6
х=0.2
Ответ:0.2
<span>{х-у=-2
{х-2у=4
{x-y=-2
{-x+2y=-4
y=-6
x-(-6)=-2
x=-8
Otvet: (x,y)=(-8,-6)</span>
Выведем полный квадрат
x^2 - 6x + 5 = (x^2 - 6x + 9) - 4 = (x - 3)^2 - 2^2 =
= (x - 3 - 2)(x - 3 + 2) =
= (x - 5 )(x - 1)
4 1/2*8/9=9/2*8/9=4
5/3:10 2/3=5/3*3/32=5/32
4-5/32=3 27/32