вычислите
sin(arcsin1/3)
cos(arcsin5/13)
arctg(ctg3П/5)
arcsin(cos100 градусов)
sin(arcsin1/3)
cos(arcsin5/13)
arctg(ctg3П/5)
arcsin(cos100 градусов)
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Answers & Comments
Ответ:
sin(arcsin1/3))=1/3 Упростить используя sin(arcsin(t))=t
cos(arcsin5/13)=
=
=
=12/13
arctg(ctg3П/5)≈-0,314159
arcsin(cos100 градусов)=-0,17453292...