A) 1/3*3*x²+2x+2=x²+2x+2
б)=
в) =4cosx
q'(-2π/3)=4*cos(-2π/3)=-4*1/2=-2
г) =(-3*(х+2)-(2-3х)*1)/(х+2)²=(-3х-6-2+3х)/(х+2)²=-8/(х+2)²
h'(-1)=-8/(-1+2)²=-8
б)=
в) =4cosx
q'(-2π/3)=4*cos(-2π/3)=-4*1/2=-2
г) =(-3*(х+2)-(2-3х)*1)/(х+2)²=(-3х-6-2+3х)/(х+2)²=-8/(х+2)²
h'(-1)=-8/(-1+2)²=-8