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Mathematics 7 Online
OpenStudy (anonymous):

cos x = 0.82. Find x =? Help me,pls

OpenStudy (anonymous):

i dont know if it is this simple but x = arccos(.82) ? whenever you move a trig function to the other side of the equation it inverses it...

OpenStudy (anonymous):

if its simply x = arccos(0.82), answer is 34.915 degrees.

OpenStudy (anonymous):

thanks

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