Question

if x=3√5+2√2 and y=3√5-2√2.Evalute X² square + Y²

Answer 1

Answer:

106

Step-by-step explanation:

x² =(3√5+2√2)²

    =45+8+12√10

y²=(3√5-2√2)²

  =45+8-12√10

x²+y²=53+12√10+53-12√10

        =106

Answer 2

X square + Y square