Решите неравенство : (х-2)²*(х-5)*(х+1)≤0
F(x) = (х-2)²*(х-5)*(х+1) f(x) = 0 (х-2)²*(х-5)*(х+1)=0 (x-2)^2 = x=2 x-5 = x=5 ( x+1) = x=-1