Question

plzzz help please give its solution

Answer 1

hey your ans is here

_______


given:-

a2+1/a2=23

to find:-

a+1/a

now apply

(a+1/a)2=a2+1/a2+2
(a+1/a)2=23+2
a+1/a=√25=5
a+1/a=5

________

Answer 2

(a+1/a)²=a ² +1/a² +2
by put the value a²+1/a²
a+1/a=√23+2
a+1/a=5