Question

if x+1/x=5 then x^2+1/x^2=
25
10
23
27​

Answer 1

Answer:

23

Step-by-step explanation:

Answer is attached with full process

Answer 2

Answer:

23

Step-by-step explanation:

x+1/x=5 then x^2+1/x^2=?

• (x+1/x)²=5²
• x²+2x*1/x+1/x²=25
• x²+1/x²+2=25
• x²+1/x²=23

Answer is 23