Question

Can someone pls tell the answer for this

Answer 1

Step-by-step explanation:

x= (√3+2)/(√3-2)

on rationalising

x= 5+2√6

y= (√3-2)/(√3+2)

y= 5-2√6

x•y= (5+2√6)(5-2√6)

x•y= 5²-(2√6)²

x•y= 25-24

x•y= 2

x²+y²

(x+y)²-2x•y

(5+2√6+5-2√6)²-2×1

(10)²-2

100-2

98

#666