F`(x)=-1+e^x+2=0
e^x+2=1
x+2=0
x=-2
_ +
--------------------(-2)------------------------
убыв возр
X^2 - x+0.24 =0
D = 1 - 4*1*0.24 = 1-0.96 = 0.04 =0.2^2
x1 = 1 -0.2 /2 = 0.4
x2 = 1+0.2/2 = 0.6
ОТВЕТ: x1 = 0.4 x2= 0.6
<span>8*х-40*у/х²-25у² =
= </span><span>8(х-5у)/(x-5y)(x+5y) =
= 8 / (x+5y)</span>