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Use a halfangle formula to evaluate the expression without a calculator. tan ( 22.5} H tan(22.5}=|:| [Simplify your answer, including any radicals. Use integers orfractions

Use a halfangle formula to evaluate the expression without a calculator. tan ( 22.5\"} H tan(22.5}=|:| [Simplify your answer, including any radicals. Use integers orfractions for any numbers in the expression.)

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