if x square + 1/xsquare = 123 find x-1/x
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Answer:
x-1/x=11
Step-by-step explanation:
(x-1/x)²=x²+1/x²-2
(x-1/x)²=123-2
(x-1/x)²=121
x-1/x=√121
x-1/x=11
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