TBella19
TBella19
24-04-2018
Mathematics
contestada
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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