TBella19 TBella19

24-04-2018
Mathematics

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Does -cos(120)=cos(-120)?

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krophidisyt11 krophidisyt11

24-04-2018

No, -Cos(120) is equal to 5, while Cos(-120) is equal to -5.

Hopefully this helps!

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maddypalmer84 maddypalmer84

24-04-2018

No because 120 is positive and -120 is a negative

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