creepycrepes
25.04.2021 •
Mathematics
Solve each of the trigonometric equations and obtain the value of the unknown.
a) 2 cos x-1= 0
b) cos(2+1)=0
c) sen2x = senx + 3
d) 3csc x = 3sen x
e) csc2 x = 1 + cot2 x
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Ответ:
2 =3 min
8 = 12 min
Step-by-step explanation:
18/12= 1.5
1.5 x 2 = 3
12/1.5=8