Mathematics
Mathematics, 10.11.2021 21:00, geminigirl077

Use demoivre's theorem to show that;
cos4¤ =8 cos4¤ -8cos2¤+1


Use demoivre's theorem to show that;cos4¤ =8 cos4¤ -8cos2¤+1

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Answers: 3

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Do you know the correct answer?
Use demoivre's theorem to show that;
cos4¤ =8 cos4¤ -8cos2¤+1
...

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