Question

If x -
1

= 7 then find the value of x² +
1
²​

Answer 1

Answer:

hey mate here is the answer

Step-by-step explanation:

x-1=7

on squaring

(x-1)/x²= 7²

x²+1/x²+2= 49

x²+1/x²= 49-2

x²+1/x²= 47 is your answer.