wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

If (x+1x)=4, find the values of
x2+1x2

Open in App
Solution

It is given that;

x+1x=4

Squaring both sides,

(x+1x)2=16

x2+1x2+2.x.1x=16

x2+1x2=162

x2+1x2=14

flag
Suggest Corrections
thumbs-up
4
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Property 2
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon