Question

if a is equals to root 3 + root 2 by root 3 minus root 2 and b is equals to root 3 minus root 2 by root 3 + root 2 then a square + b square minus A B is ​

Answer 1

Answer:97

Step-by-step explanation:

{(root3 + root2)/(root3 - root2)}^2 + {(root3 - root2)/(root3 + root2)}^2 -1

(5+2root6/5-2root6) + (5-2root6/5+2root6) - 1

(5+2root6)^2 + (5-2root6)^2 -1

49+20root6 + 49 - 20root6 -1

98 - 1

97