zamariamsvir
zamariamsvir
19-11-2016
Mathematics
contestada
Solve tan(3x)=1 if -pi≤x≤pi.
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IAskForYou
IAskForYou
19-11-2016
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nobillionaireNobley
nobillionaireNobley
22-11-2016
tan(3x) = 1
3x = arctan(1) = pi/4, -3pi/4
x = (pi/4)/3 = pi/12 or (-3pi/4)/3 = -pi/4
Therefore, x = pi/12 or -pi/4
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