morena83016 morena83016

05-02-2020
Mathematics

contestada

Which expression is not equivalent to cos 150°
A) sin 240 degrees
B) cos 210 degrees
C)cos 60 degrees
D) -sin 60 degrees

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yogexxresta121 yogexxresta121

05-02-2020

Answer:

cos 60° isn't equivalent

Step-by-step explanation:

cos 60°=1/2

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