Question

if X square + 1 upon x square equal to 27 find the value of each of the following first X + 1 upon x​

Answer 1

Step-by-step explanation:

x²+1/x²=27

x + 1/x = ?

By using,

(x+1/x)²=x²+1/x²+2

(x+1/x)²=27+2

(x+1/x)²=29

x+1/x=±√29 ( answer )