Question

if a= 5+2√6 and b=1/a find a²+b²​

Answer 1

Answer:

98

Step-by-step explanation:

a=5+2√6

b=1/5+2√6 =(5-2√6)/(5+2√6)(5-2√6)

=(5-2√6)/25-24

=5-2√6

a²=25+4√6+24

b²=25+24-4√6

a²+b²=25+24+25+24=98

Answer 2

Answer:

Does this help??

I really hope it does!