Question

pls help me ! factorise this 1. 4x²+9y²+16z²+12xy-24yz-16xz​

Answer 1

Answer:

maybe this will help you

Answer 2

Step-by-step explanation:

$4x {}^{2} + 9y {}^{2} + 16z {}^{2} + 12xy - 24yz - 16xz \\ \\ = (2x) {}^{2} + (3y) {}^{2} + ( - 4z) {}^{2} + 2.2x.3y + 2.3y.( - 4z) + 2.2x.( - 4z) \\ \\ = (2x + 3y - 4z) {}^{2} \\ \\ \\ formula \: \: - \: \: (x + y + z) {}^{2} = x {}^{2} + y {}^{2} + z {}^{2} + 2.x.y + 2.y.z + 2.z.x$