Question

factorise 2x²+y²+8z²-2√2 xy +4√2 yz-8

Answer 1

$( - \sqrt{2}x)^{2} + (y)^{2} + (2 \sqrt{2} z)^{2} + 2 \times - \sqrt{2} x \times y + 2 \times y \times 2 \sqrt{2}z + 2 \times - \sqrt{2} x \times 2 \sqrt{2}z \\ ( - \sqrt{2} x + y + 2 \sqrt{2} z)^{2}$
Hope this will help you and

If you understand then please give a brilliant answer to ☺☺follow me