lhecker007
11.10.2020 •
Mathematics
Sin 45 - Sin30 /
Cos 45+ Cos 60
Solved
Show answers
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Ответ:
(1/rt2 - 1/2)/ (1/rt2 + 1/2)
= 3-2 rt2
Ответ:
4.5 x 2 = 9
9 + 45 = 54
54 + 4.5 = 58.5
1 + 2 + 10 = 13 weeks
13.5 weeks = 3 months
2 months and 4 weeks