Question

Simplify x2 + y2 + 9z2 - 4xy - 12yz + 6xz

Answer 1

X2+(2y)2+(3z)2-2(x)(2y)-2(2y)(3z)+2(x)(3z)
X2+(2y)2+(3z)2+2(x)+(-2y)+2(-2y)(3z)+2(x)(3z)
(x-2y+3z)

Answer 2

◆Ekansh Nimbalkar◆
hello friend here is your required answer