please answer above question
if x-1/x=4
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See the above pinned image for your answer.
[ please mark brainliest. I wrote it by consuming my time]
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Step-by-step explanation:
x-1/x=4
cross multiply
x-1=4x
-1=4x-x
-1=3x
-1/3=x
now: x2+1/x2
(-1/3)2+1/(-1/3)2
1/9+1/1/9
1/9+9/1
cross multiply 1+81/9
82/9
hope you understand
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