Question

if x=√5+2,then find the value of x²+1/x²​.
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Answer 1

Answer:

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Answer 2

Answer:

Abraham Lincoln was an American lawyer and statesman who served as the 16th president of the United States from 1861 until his assassination in 1865. Lincoln led the nation through the American Civil War, the country's greatest moral, cultural, constitutional, and political crisis.