Can someone pls tell the answer for this
Attachments:
Answers
Answered by
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
Similar questions
Science,
1 month ago
Science,
1 month ago
Math,
2 months ago
Chemistry,
9 months ago
Social Sciences,
9 months ago