Question

x+1÷x=3 then find x^2+ 1÷x^2 and x^4+1÷1^4​

Answer 1

Step-by-step explanation:

x+1/x = 3

Squaring both sides we get

x^2+1/x^2+2=9

x^2+1/x^2 = 7

Sqaring both side we get

x^4 + 1/x^4 +2 =49

x^4+1/x^4 =47