Question

if the value of x²-1/x²=3,find the value of x+1/x​

Answer 1

Ans. X^2 + (1/x)^2 = 7.0

Answer 2

Answer:x²+1/x²=5

Step-by-step explanation:

x²-1/x²=3

so,

(a+b)²= a²+2ab+b²

x²-2*x*1/x+1/x²

x²-2+1/x²