Question

solve the following if x-1/x=3, evaluate x^4+1/x^4​

Answer 1

Answer:

119

Step-by-step explanation:

square both sides

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

repeat

x^4+1/x^4+2=121

x^4+1/x^4=119

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Answer 2

Step-by-step explanation:

refer to the attachment