Question

if a + 1/a = 3, the find the value of a^4 + 1/a^4

Answer 1

Answer:

a+1/a-3 then ( (a +1/a) ^2-2 ) ^2-2=( 3^2-2) ^2-2

=(9-2) ^2-2

=49-2

=47

Step-by-step explanation:

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