Question

please answer
class-9 icse question

if x^2+1/x=5 , find x^2+1/x^2​

Answer 1

Step-by-step explanation:

We have ,x- 1/x=5

Then x-1=5x

5x-x=-1

4x=-1

X=-1/4

Now we have the value of x

X^2-1/x^2=(-1/4)^2-1/(-1/4)^2=(1/16)-1/( 1/16)

(-15/16) × 16/1= -15

I think this solution helps you bro and which state are you from??