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Does -cos(120)=cos(-120)?
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Does -cos(120)=cos(-120)?
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Mar 14, 2019
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Does -cos(120)=cos(-120)?
Mathematics
high-school
Linora
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No because 120 is positive and -120 is a negative
Tijko
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Mar 16, 2019
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Tijko
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No, -Cos(120) is equal to 5, while Cos(-120) is equal to -5.
Hopefully this helps!
BugsForBreakfast
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Mar 18, 2019
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