Question

[ If x+(1)/(x)=2cos20^(@), then the value of x^(3)+(1)/(x^(3))[1/4, 2) 1/2, (3) 1]]

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Answer 1

Answer:

[ If x+(1)/(x)=2cos20^(@), then the value of x^(3)+(1)/(x^(3))[1/4, 2) 1/2, (3) 1]]

Step-by-step explanation:

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