(х-4)(2.3-4.6х)(9х-3)=0
х₁-4=0х₁=42,3-4,6х₂=0х₂=0,59х₃-3=0х₃=3/9=1/3
Х₁-4=0 х₁=4 2,3-4,6х₂=0 х₂=0,5 9х₃-3=0 х₃=3/9=1/3