Question

if x= (root3+root 2)(root 3- root 2) y=(root 3- root 2)(root3+ root 2)then the value of x^2+y^2 is​

Answer 1

Answer:

use identity x^2 -y^2 = (X+y)(x-y)

X =(root 3 square - root 2 square )

y= root 3 square - root 2 square )

X= 3 + 2

y= 3+2

x^2+y^2 is 25+25 =50

Answer 2

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