Question

if X square + 1 upon x square equal to 7 then find the value of x cube + 1 upon x cube ​

Answer 1

Answer:

1+6√6

Step-by-step explanation:

Given,

x^2+1/x^2=7

from the above eq we get x=+/-(1/√6)

by substituting above x value in

x^3+1/x^3 we get 1+6√6