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Marta_Voda
[28]
3 years ago
13
HHHEEELLLPPPP MJLTIPLE CHOICE!!
Mathematics
Answer
Comment
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1
answer:
Whitepunk
[10]
3 years ago
8
0
1. -tanx = cotx
2. -sinx / cosx = cosx / sinx
3. -sin2x = cos2x
4. -sinx = cosx
5. cosx+sinx
Answer is A
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