Question

find x²+1/x² when x-1/x= 3(2✓2​

Answer 1

Answer:

(x-1/x)²=(x+1/x)²-4

9/4+4=(x+1/x)²

25/4=(x+1/x)²

X+1/x=±5/2

x²-1/x²=(x-1/x)(x+1/x)

x²-1/x²=(3/2)(±5/2)=±

Step-by-step explanation:

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Answer 2

Answer:

74

Step-by-step explanation:

plz see the image