Cho 4x^2 + 2y^2 – 4xy -4xz +2yz -6y -10z+34=0 Tính : M= (x-4)^2019 +(y-4)^2020+ (z-4)^2021 Question Ladonna Cho 4x^2 + 2y^2 - 4xy -4xz +2yz -6y -10z+34=0 Tính : M= (x-4)^2019 +(y-4)^2020+ (z-4)^2021 6 years