Question

if x= 7+2 root 10 , then find the value of root x + 1/root x​

Answer 1

Answer:

Hello mate.

Given attachment is your answer.

Hope it helps you.

Answer 2

Step-by-step explanation:

x=7+2√10

1/x=1/7+2√10=7-2√10/9

(x+1/x)=56+16√10/9

(√x+1/√x)^2=x+1/x+2=58+16√10/9