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Yana3553
@Yana3553
March 2022
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ПОМОГИТЕ МОЛЮ!ОЧЕНЬ НУЖНО(25 баллов)
1) (2tg π/6-tg π/3):cos π/6
2) sin π/3 *cos π/6 -tg π/4
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karolin4ik009
1)(2tg П/6 - tg П/3)/cos П/6 = (2*√3/3 - √3) / √3/2= ((2√3 - 3√3)/3) / √3/2=-√3/3 * 2/√3=
=-2/3
2)
sin π/3 * cos π/6 * tg π/4
sin 60 * cos 30 * tg 45
3 votes
Thanks 1
zogofa17
разумист ты делить умеешь?
zogofa17
Что мешает воспользоватся табличкой?
1 votes
Thanks 0
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Answers & Comments
=-2/3
2)sin π/3 * cos π/6 * tg π/4
sin 60 * cos 30 * tg 45