-5x-3x=-24-24
-8=-48/(-8)
x=6
F(x)=12(40x⁴-40x⁷)¹¹=(480x⁴-480x⁷)¹¹
f(x)=10(40x⁹-50)⁹=(400x⁹-500)⁹
Ответ в файле.................................................
(x²+xy)/(x²+2xy+y²)=x(x+y)/(x+y)(x+y)=x/(x+y) , x≠-y
Y=2sinx x=0 y=0 2sinx=0; snx=0 x=πn n∈Z
y=1-cos(2пи+x)=<span>1-cosx x=0 y=1-1=0
1-cosx=0 cosx=1 x=2</span>πn n∈Z