Question

if a+1/a equal to 3 then find A ki power 4+ 1/a ki power 4​

Answer 1

Step-by-step explanation:

a+1/a=3

(a+1/a)^2=9

a^2+(1/a)^2+2*a*1/a=9

a^2+(1/a)^2=7

(a^2+1/a^2)^2=49

a^4+(1/a^4)+2*a^2*1/a^2=49

a^4+1/a^4=47