cos2(theta) = 1 - cos(theta) [-180, 180] sin^2(theta) = 2sin2(theta) [-180,180] 2tan(theta) = sqrt3(1 - tan(theta)(1 + tan(theta)) [0,360] thanks, i keep getting the wrong answers
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Originally Posted by dno cos2(theta) = 1 - cos(theta) [-180, 180] sin^2(theta) = 2sin2(theta) [-180,180] 2tan(theta) = sqrt3(1 - tan(theta)(1 + tan(theta)) [0,360]
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