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  3. 1a.)find the exact value of tan(1/2 * arccos(2/3))

1a.)Find the exact value of tan(1/2 * arccos(2/3)) 1b.)verify the following identity (1 - cos(4x))(2 +...

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Basic Math

1a.)Find the exact value of tan(1/2 * arccos(2/3))
1b.)verify the following identity (1 - cos(4x))(2 + tan^2 (x)+ cot^2 (x)) = 8


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