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SAT, 29.12.2021 14:00 drma1084

Which of the following complete step 4 of the proof? 1 and 1 2 and 1 (cosacosb)2(sinasinb)2 and (cos2(a – b))((sin2(a – b)) (cos2a + sin2a)(cos2b + sin2b) and (cos2(a – b))(sin2(a – b)).

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Which of the following complete step 4 of the proof? 1 and 1 2 and 1 (cosacosb)2(sinasinb)2 and (cos...
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