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Use demoivre's theorem to show that; cos4¤ =8 cos4¤ -8cos2¤+1
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Use demoivre's theorem to show that; cos4¤ =8 cos4¤ -8cos2¤+1
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Dec 27, 2022
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Use demoivre's theorem to show that;
cos4¤ =8 cos4¤ -8cos2¤+1
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Giorgio Robino
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RandomQuests
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