Question

if x2+1/x2=27 find the value of x4+1/x4​

Answer 1

Answer:

727

Step-by-step explanation:

x²+1/x² = 27

(x²+1/x²)² = 27²

x⁴+1/x⁴ + 2x².1/x² = 729

x⁴+1/x⁴+2=729

∴x⁴+1/x⁴=727

Answer 2

727 is the answer... plz follow me