Question

pls solve this its urgent ​

Answer 1

Answer:

hope this helps you Mark me brainliest

Answer 2

Answer:

X = 7 + 4√3

1/x = 1/(7 + 4√3)

=(7 - 4√3)/(7 + 4√3)(7 -4√3)

=(7 -4√3)/(7² -4√3²)

=(7 - 4√3)/(49 - 48)

=( 7 - 4√3)

Hence,

Hence, x^2+1/x^2= (7+4√3)^2+ (7-4✓3)^2

=49+48+56✓3+49+48-56✓3

=194

Hope it will help you ✌️