Solve this 


$Q. P\left(x\right) = x^2 + 2\sqrt{2} x - 6$

Dear Student,
Your query is not clear.However,I am providing you the link of the similar query:

https://www.meritnation.com/ask-answer/question/find-zeroesof-x2-2root2x-6-t2-3/polynomials/10320717

Regards.