Question

answer is 39 plz give me the solution​

Answer 1

Answer:

39

Step-by-step explanation:

rationalising the denominator of the value of x and y we get

x=3-2√2 y=3+2√2

therefore ,

(x+y)² +3xy

= (3-2√2+3+2√2)²+3×(3-2√2)(3+2√2)

=6²+3×3²-(2√2)²

=36+3×1

=39

Hope it helps

please mark it as brainliest.