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beart
@beart
August 2022
1
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Вычислите сумму значений выражений А и В,если А=2sin90 градусов+ctg60градусов*cos90 градусов, В=4tg п/4 + sin п/6 *сos п/3.
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Хильмилли
Sin90=1; ctg60=1/√3; cos90=0
tgπ/4=1; sinπ/6=1/2; cosπ/3=1/2
A=2*1+1/√3*0=2
B=4*1+1/2*1/2=4.25
A+B=6.25
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Answers & Comments
tgπ/4=1; sinπ/6=1/2; cosπ/3=1/2
A=2*1+1/√3*0=2
B=4*1+1/2*1/2=4.25
A+B=6.25