Question

please answer answer​

Answer 1

Answer:

22-4√5×√2

Step-by-step explanation:

Formula:-(a-b)²=a²+b²

Here a=2√5,b=√2

(2√5-√2)²=(2√5)²+(√2)²-2(2√5)(√2)

(20)+(2)-4√5×√2

22-4√5×√2