Question

if x2+1/x2 =223 find x+1/x​

Answer 1

Answer:

15 is your answer

hope it will help you dear

Answer 2

Answer:

3

Step-by-step explanation:

x4+x41=119

Adding 2 on both the sides,

x4+x41+2=119+2

(x2+x21)2=121⇒x2+x21=11

Subtracting 2 on both sides.

x2+x21−2=11−2

(x−x1)2=9⇒x−x1=±3

Hence, x−x1=3.