Question: answer Start with the half-angle formula. sin X 1 - cos N Substitute cos(x) = _ 5 13 and simplify. sin / X 2 =

answer

answer Start with the half-angle formula. sin X 1
Start with the half-angle formula. sin X 1 - cos N Substitute cos(x) = _ 5 13 and simplify. sin / X 2 = 1 + =

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