Question

IF x+ 1/x=3 find the value of the following 1. x⁴+1/x⁴​

Answer 1

Answer:

x+1/x=3

(x+1/x)²=9

x²+1/x²+2=9

x²+1/x²=7

(x²+1/x²)²=49

x⁴+1/x⁴+2=49

x⁴+1/x⁴=47