Question

if a=5+2√6, then find the value of
i) a+(1/a)​

Answer 1

Answer:

2√3

Step-by-step explanation:

if a=5+2√6, then find the value of

i) a+(1/a)

Answer 2

Answer:

given a=5+2√6

to find: a+1/a

a+1/a= (a^2+1)/a

a^2=25+24+20√6

=49+20√6

=>a+1/a= (a^2+1)/a

=(50+20√6)/5+2√6

so the value of a+(1/a) is (50+20√6)/5+2√6

hope so it helps you