Question

factorise x^2+1/x^2-3 please tell with photo attechment​

Answer 1

Answer:

x^2+1/x^2-3 =0

x^2+1/x^2-3 =0

x^2+1/x^2+2-2-3=0+2-2 ( Adding and subtracting 2 to both sides)

(x+1/x)^2=5

x+1/x=√5.