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Algebra

Linear Algebra

11th

Last updated 8:20 AM on 2/19/23

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1

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* увидь (: формулу двойного угла %%(ответ 1,75)%%

2

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но можно и просто подставить

3

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$\$

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формула косинуса 2 угла, %%ответ 2%%

4

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$\$

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страшный %%ответ -45,08%%