Question

factorise:2x^2+y^2+8z^2-2*root 2xy+4 *root2yz-8xz​

Answer 1

here is the answer mate

Answer 2

Ans:- 2x²+y²+8z²-2√2xy + 4√2yz - 8xz

= (-√2x)²+(y)²+(2√2z)²+2×(-√2x)×(y) + 2×(y)×(2√2z) + 2×(2√2z)×(√2x)

= (-√2x + y + 2√2z)²

= (-√2x+y+2√2z)(-√2x+y+2√2z)

here is your answer

hope it will help you