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Cos130° = _____ -cos50° cos50° cos(-50°)
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4 votes
Cos130° = _____

-cos50°
cos50°
cos(-50°)

User Jelmer Keij
by
5.0k points

2 Answers

1 vote

Answer:

-cos50

Explanation:

cos 130

cos pi-50

-cos 50

User Bortunac
by
4.6k points
4 votes

Answer:

cos(-50°)

Explanation:

User Jbofill
by
5.2k points
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