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cosx=-4/9 - QuestionCove
OpenStudy (anonymous):

cosx=-4/9

2 years ago
OpenStudy (jhannybean):

|dw:1429934043768:dw|

2 years ago
OpenStudy (anonymous):

may i help?

2 years ago
OpenStudy (jhannybean):

So you know \[\cos(\theta) = \frac{adj}{hyp}\]

2 years ago
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