а) = -3(x^2+4x-4)=-3(x+2)^2
б) = 3y^2(8y^3-1)=3y^2(2y-1)(4y^2+2+1)
в) = 2b(81b^2-a^2)=2b(9b-a)(9b+a)
а) -3x²-12x-12 =-3(х²+4х+4)=-3(х+2)(х+2) б) 24y^5-3y² = 3у²(8y³-1)=3y²(2y-1)(4y²+8y+1)в) 162b³-2a²b = 2b(81b²-a²)=2b(9b-a)(9b+a)
а) = -3(x^2+4x-4)=-3(x+2)^2
б) = 3y^2(8y^3-1)=3y^2(2y-1)(4y^2+2+1)
в) = 2b(81b^2-a^2)=2b(9b-a)(9b+a)
а) -3x²-12x-12 =-3(х²+4х+4)=-3(х+2)(х+2)
б) 24y^5-3y² = 3у²(8y³-1)=3y²(2y-1)(4y²+8y+1)
в) 162b³-2a²b = 2b(81b²-a²)=2b(9b-a)(9b+a)