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sautovaa
@sautovaa
July 2022
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ПОЖАЛУЙСТА ПОМОГИТЕ
Найдите значение выражения:
1) 3sin30°-корень из 3tg60°;
2)корень из 6*cos пи/4* ctg пи/6
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kmike21
Verified answer
1)3sin30
°-√3 tg60
°=3*(1/2)-√3 * √3=3/2 - 3=-3/2=-1,5
2)√6*cosπ/4*ctg(
π/6)=
√6*(√/2/2)*√3=√6√6/2=6/2=3
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Answers & Comments
Verified answer
1)3sin30°-√3 tg60°=3*(1/2)-√3 * √3=3/2 - 3=-3/2=-1,52)√6*cosπ/4*ctg(π/6)=√6*(√/2/2)*√3=√6√6/2=6/2=3