solve for xsin3x *sin(cube) x +cos3x *cos(cube) x=0
rashmi , 10 Years ago
Grade 11
Trigonometry> solve for x sin3x *sin(cube) x +cos3x *co...
2 AnswersArun Kumar
Last Activity: 10 Years ago
Hello Student,
sin3x *sin^3 x +cos3x *cos^3 x=0
tan3x*tan^3x=0
=>tan3x=0 union tan^3x=0
=>3x=n*pi union x=n*pi
rashmi
Last Activity: 10 Years ago
please give some easy method as i am in class 11th this iss going above my head or can u just explain it
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